1312734100

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:354

約数の個数: 108

約数和(自身を含む): 3009224064

約数和(自身を除く): 1696489964

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 43, 50, 74, 86, 100, 148, 172, 185, 215, 223, 370, 430, 446, 740, 860, 892, 925, 1075, 1115, 1369, 1591, 1850, 2150, 2230, 2738, 3182, 3700, 4300, 4460, 5476, 5575, 6364, 6845, 7955, 8251, 9589, 11150, 13690, 15910, 16502, 19178, 22300, 27380, 31820, 33004, 34225, 38356, 39775, 41255, 47945, 58867, 68450, 79550, 82510, 95890, 117734, 136900, 159100, 165020, 191780, 206275, 235468, 239725, 294335, 305287, 354793, 412550, 479450, 588670, 610574, 709586, 825100, 958900, 1177340, 1221148, 1419172, 1471675, 1526435, 1773965, 2943350, 3052870, 3547930, 5886700, 6105740, 7095860, 7632175, 8869825, 13127341, 15264350, 17739650, 26254682, 30528700, 35479300, 52509364, 65636705, 131273410, 262546820, 328183525, 656367050, 1312734100]

約数ペア:

[(1, 1312734100), (2, 656367050), (4, 328183525), (5, 262546820), (10, 131273410), (20, 65636705), (25, 52509364), (37, 35479300), (43, 30528700), (50, 26254682), (74, 17739650), (86, 15264350), (100, 13127341), (148, 8869825), (172, 7632175), (185, 7095860), (215, 6105740), (223, 5886700), (370, 3547930), (430, 3052870), (446, 2943350), (740, 1773965), (860, 1526435), (892, 1471675), (925, 1419172), (1075, 1221148), (1115, 1177340), (1369, 958900), (1591, 825100), (1850, 709586), (2150, 610574), (2230, 588670), (2738, 479450), (3182, 412550), (3700, 354793), (4300, 305287), (4460, 294335), (5476, 239725), (5575, 235468), (6364, 206275), (6845, 191780), (7955, 165020), (8251, 159100), (9589, 136900), (11150, 117734), (13690, 95890), (15910, 82510), (16502, 79550), (19178, 68450), (22300, 58867), (27380, 47945), (31820, 41255), (33004, 39775), (34225, 38356)]