77558625

素因数分解:

$3^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1063

約数の個数: 48

約数和(自身を含む): 141927552

約数和(自身を除く): 64368927

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 125, 213, 225, 355, 375, 639, 971, 1065, 1125, 1775, 2913, 3195, 4855, 5325, 8739, 8875, 14565, 15975, 24275, 26625, 43695, 68941, 72825, 79875, 121375, 206823, 218475, 344705, 364125, 620469, 1034115, 1092375, 1723525, 3102345, 5170575, 8617625, 15511725, 25852875, 77558625]

約数ペア:

[(1, 77558625), (3, 25852875), (5, 15511725), (9, 8617625), (15, 5170575), (25, 3102345), (45, 1723525), (71, 1092375), (75, 1034115), (125, 620469), (213, 364125), (225, 344705), (355, 218475), (375, 206823), (639, 121375), (971, 79875), (1065, 72825), (1125, 68941), (1775, 43695), (2913, 26625), (3195, 24275), (4855, 15975), (5325, 14565), (8739, 8875)]