20525100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2207}}^1$

素因数の和:2255

約数の個数: 72

約数和(自身を含む): 61329408

約数和(自身を除く): 40804308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 75, 93, 100, 124, 150, 155, 186, 300, 310, 372, 465, 620, 775, 930, 1550, 1860, 2207, 2325, 3100, 4414, 4650, 6621, 8828, 9300, 11035, 13242, 22070, 26484, 33105, 44140, 55175, 66210, 68417, 110350, 132420, 136834, 165525, 205251, 220700, 273668, 331050, 342085, 410502, 662100, 684170, 821004, 1026255, 1368340, 1710425, 2052510, 3420850, 4105020, 5131275, 6841700, 10262550, 20525100]

約数ペア:

[(1, 20525100), (2, 10262550), (3, 6841700), (4, 5131275), (5, 4105020), (6, 3420850), (10, 2052510), (12, 1710425), (15, 1368340), (20, 1026255), (25, 821004), (30, 684170), (31, 662100), (50, 410502), (60, 342085), (62, 331050), (75, 273668), (93, 220700), (100, 205251), (124, 165525), (150, 136834), (155, 132420), (186, 110350), (300, 68417), (310, 66210), (372, 55175), (465, 44140), (620, 33105), (775, 26484), (930, 22070), (1550, 13242), (1860, 11035), (2207, 9300), (2325, 8828), (3100, 6621), (4414, 4650)]