25385800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{1049}}^1$

素因数の和:1087

約数の個数: 72

約数和(自身を含む): 64937250

約数和(自身を除く): 39551450

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 200, 220, 242, 275, 440, 484, 550, 605, 968, 1049, 1100, 1210, 2098, 2200, 2420, 3025, 4196, 4840, 5245, 6050, 8392, 10490, 11539, 12100, 20980, 23078, 24200, 26225, 41960, 46156, 52450, 57695, 92312, 104900, 115390, 126929, 209800, 230780, 253858, 288475, 461560, 507716, 576950, 634645, 1015432, 1153900, 1269290, 2307800, 2538580, 3173225, 5077160, 6346450, 12692900, 25385800]

約数ペア:

[(1, 25385800), (2, 12692900), (4, 6346450), (5, 5077160), (8, 3173225), (10, 2538580), (11, 2307800), (20, 1269290), (22, 1153900), (25, 1015432), (40, 634645), (44, 576950), (50, 507716), (55, 461560), (88, 288475), (100, 253858), (110, 230780), (121, 209800), (200, 126929), (220, 115390), (242, 104900), (275, 92312), (440, 57695), (484, 52450), (550, 46156), (605, 41960), (968, 26225), (1049, 24200), (1100, 23078), (1210, 20980), (2098, 12100), (2200, 11539), (2420, 10490), (3025, 8392), (4196, 6050), (4840, 5245)]