81379650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:137

約数の個数: 192

約数和(自身を含む): 238841856

約数和(自身を除く): 157462206

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 31, 33, 37, 43, 50, 55, 62, 66, 74, 75, 86, 93, 110, 111, 129, 150, 155, 165, 185, 186, 215, 222, 258, 275, 310, 330, 341, 370, 407, 430, 465, 473, 550, 555, 645, 682, 775, 814, 825, 925, 930, 946, 1023, 1075, 1110, 1147, 1221, 1290, 1333, 1419, 1550, 1591, 1650, 1705, 1850, 2035, 2046, 2150, 2294, 2325, 2365, 2442, 2666, 2775, 2838, 3182, 3225, 3410, 3441, 3999, 4070, 4650, 4730, 4773, 5115, 5550, 5735, 6105, 6450, 6665, 6882, 7095, 7955, 7998, 8525, 9546, 10175, 10230, 11470, 11825, 12210, 12617, 13330, 14190, 14663, 15910, 17050, 17205, 17501, 19995, 20350, 23650, 23865, 25234, 25575, 28675, 29326, 30525, 33325, 34410, 35002, 35475, 37851, 39775, 39990, 43989, 47730, 49321, 51150, 52503, 57350, 61050, 63085, 66650, 70950, 73315, 75702, 79550, 86025, 87505, 87978, 98642, 99975, 105006, 119325, 126170, 146630, 147963, 172050, 175010, 189255, 199950, 219945, 238650, 246605, 262515, 295926, 315425, 366575, 378510, 437525, 439890, 493210, 525030, 542531, 630850, 733150, 739815, 875050, 946275, 1085062, 1099725, 1233025, 1312575, 1479630, 1627593, 1892550, 2199450, 2466050, 2625150, 2712655, 3255186, 3699075, 5425310, 7398150, 8137965, 13563275, 16275930, 27126550, 40689825, 81379650]

約数ペア:

[(1, 81379650), (2, 40689825), (3, 27126550), (5, 16275930), (6, 13563275), (10, 8137965), (11, 7398150), (15, 5425310), (22, 3699075), (25, 3255186), (30, 2712655), (31, 2625150), (33, 2466050), (37, 2199450), (43, 1892550), (50, 1627593), (55, 1479630), (62, 1312575), (66, 1233025), (74, 1099725), (75, 1085062), (86, 946275), (93, 875050), (110, 739815), (111, 733150), (129, 630850), (150, 542531), (155, 525030), (165, 493210), (185, 439890), (186, 437525), (215, 378510), (222, 366575), (258, 315425), (275, 295926), (310, 262515), (330, 246605), (341, 238650), (370, 219945), (407, 199950), (430, 189255), (465, 175010), (473, 172050), (550, 147963), (555, 146630), (645, 126170), (682, 119325), (775, 105006), (814, 99975), (825, 98642), (925, 87978), (930, 87505), (946, 86025), (1023, 79550), (1075, 75702), (1110, 73315), (1147, 70950), (1221, 66650), (1290, 63085), (1333, 61050), (1419, 57350), (1550, 52503), (1591, 51150), (1650, 49321), (1705, 47730), (1850, 43989), (2035, 39990), (2046, 39775), (2150, 37851), (2294, 35475), (2325, 35002), (2365, 34410), (2442, 33325), (2666, 30525), (2775, 29326), (2838, 28675), (3182, 25575), (3225, 25234), (3410, 23865), (3441, 23650), (3999, 20350), (4070, 19995), (4650, 17501), (4730, 17205), (4773, 17050), (5115, 15910), (5550, 14663), (5735, 14190), (6105, 13330), (6450, 12617), (6665, 12210), (6882, 11825), (7095, 11470), (7955, 10230), (7998, 10175), (8525, 9546)]