87943700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1109}}^1$

素因数の和:1197

約数の個数: 72

約数和(自身を含む): 209075160

約数和(自身を除く): 121131460

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 61, 65, 100, 122, 130, 244, 260, 305, 325, 610, 650, 793, 1109, 1220, 1300, 1525, 1586, 2218, 3050, 3172, 3965, 4436, 5545, 6100, 7930, 11090, 14417, 15860, 19825, 22180, 27725, 28834, 39650, 55450, 57668, 67649, 72085, 79300, 110900, 135298, 144170, 270596, 288340, 338245, 360425, 676490, 720850, 879437, 1352980, 1441700, 1691225, 1758874, 3382450, 3517748, 4397185, 6764900, 8794370, 17588740, 21985925, 43971850, 87943700]

約数ペア:

[(1, 87943700), (2, 43971850), (4, 21985925), (5, 17588740), (10, 8794370), (13, 6764900), (20, 4397185), (25, 3517748), (26, 3382450), (50, 1758874), (52, 1691225), (61, 1441700), (65, 1352980), (100, 879437), (122, 720850), (130, 676490), (244, 360425), (260, 338245), (305, 288340), (325, 270596), (610, 144170), (650, 135298), (793, 110900), (1109, 79300), (1220, 72085), (1300, 67649), (1525, 57668), (1586, 55450), (2218, 39650), (3050, 28834), (3172, 27725), (3965, 22180), (4436, 19825), (5545, 15860), (6100, 14417), (7930, 11090)]