321456050

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:264

約数の個数: 96

約数和(自身を含む): 658243584

約数和(自身を除く): 336787534

約数列:

[1, 2, 5, 10, 23, 25, 31, 46, 50, 62, 71, 115, 127, 142, 155, 230, 254, 310, 355, 575, 635, 710, 713, 775, 1150, 1270, 1426, 1550, 1633, 1775, 2201, 2921, 3175, 3266, 3550, 3565, 3937, 4402, 5842, 6350, 7130, 7874, 8165, 9017, 11005, 14605, 16330, 17825, 18034, 19685, 22010, 29210, 35650, 39370, 40825, 45085, 50623, 55025, 73025, 81650, 90170, 90551, 98425, 101246, 110050, 146050, 181102, 196850, 207391, 225425, 253115, 279527, 414782, 450850, 452755, 506230, 559054, 905510, 1036955, 1265575, 1397635, 2073910, 2263775, 2531150, 2795270, 4527550, 5184775, 6429121, 6988175, 10369550, 12858242, 13976350, 32145605, 64291210, 160728025, 321456050]

約数ペア:

[(1, 321456050), (2, 160728025), (5, 64291210), (10, 32145605), (23, 13976350), (25, 12858242), (31, 10369550), (46, 6988175), (50, 6429121), (62, 5184775), (71, 4527550), (115, 2795270), (127, 2531150), (142, 2263775), (155, 2073910), (230, 1397635), (254, 1265575), (310, 1036955), (355, 905510), (575, 559054), (635, 506230), (710, 452755), (713, 450850), (775, 414782), (1150, 279527), (1270, 253115), (1426, 225425), (1550, 207391), (1633, 196850), (1775, 181102), (2201, 146050), (2921, 110050), (3175, 101246), (3266, 98425), (3550, 90551), (3565, 90170), (3937, 81650), (4402, 73025), (5842, 55025), (6350, 50623), (7130, 45085), (7874, 40825), (8165, 39370), (9017, 35650), (11005, 29210), (14605, 22010), (16330, 19685), (17825, 18034)]