90428600

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:537

約数の個数: 96

約数和(自身を含む): 225990000

約数和(自身を除く): 135561400

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 53, 76, 95, 100, 106, 152, 190, 200, 212, 265, 380, 424, 449, 475, 530, 760, 898, 950, 1007, 1060, 1325, 1796, 1900, 2014, 2120, 2245, 2650, 3592, 3800, 4028, 4490, 5035, 5300, 8056, 8531, 8980, 10070, 10600, 11225, 17062, 17960, 20140, 22450, 23797, 25175, 34124, 40280, 42655, 44900, 47594, 50350, 68248, 85310, 89800, 95188, 100700, 118985, 170620, 190376, 201400, 213275, 237970, 341240, 426550, 452143, 475940, 594925, 853100, 904286, 951880, 1189850, 1706200, 1808572, 2260715, 2379700, 3617144, 4521430, 4759400, 9042860, 11303575, 18085720, 22607150, 45214300, 90428600]

約数ペア:

[(1, 90428600), (2, 45214300), (4, 22607150), (5, 18085720), (8, 11303575), (10, 9042860), (19, 4759400), (20, 4521430), (25, 3617144), (38, 2379700), (40, 2260715), (50, 1808572), (53, 1706200), (76, 1189850), (95, 951880), (100, 904286), (106, 853100), (152, 594925), (190, 475940), (200, 452143), (212, 426550), (265, 341240), (380, 237970), (424, 213275), (449, 201400), (475, 190376), (530, 170620), (760, 118985), (898, 100700), (950, 95188), (1007, 89800), (1060, 85310), (1325, 68248), (1796, 50350), (1900, 47594), (2014, 44900), (2120, 42655), (2245, 40280), (2650, 34124), (3592, 25175), (3800, 23797), (4028, 22450), (4490, 20140), (5035, 17960), (5300, 17062), (8056, 11225), (8531, 10600), (8980, 10070)]