70789725

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{571}}^1$

素因数の和:635

約数の個数: 72

約数和(自身を含む): 138309600

約数和(自身を除く): 67519875

約数列:

[1, 3, 5, 9, 15, 19, 25, 29, 45, 57, 75, 87, 95, 145, 171, 225, 261, 285, 435, 475, 551, 571, 725, 855, 1305, 1425, 1653, 1713, 2175, 2755, 2855, 4275, 4959, 5139, 6525, 8265, 8565, 10849, 13775, 14275, 16559, 24795, 25695, 32547, 41325, 42825, 49677, 54245, 82795, 97641, 123975, 128475, 149031, 162735, 248385, 271225, 314621, 413975, 488205, 745155, 813675, 943863, 1241925, 1573105, 2441025, 2831589, 3725775, 4719315, 7865525, 14157945, 23596575, 70789725]

約数ペア:

[(1, 70789725), (3, 23596575), (5, 14157945), (9, 7865525), (15, 4719315), (19, 3725775), (25, 2831589), (29, 2441025), (45, 1573105), (57, 1241925), (75, 943863), (87, 813675), (95, 745155), (145, 488205), (171, 413975), (225, 314621), (261, 271225), (285, 248385), (435, 162735), (475, 149031), (551, 128475), (571, 123975), (725, 97641), (855, 82795), (1305, 54245), (1425, 49677), (1653, 42825), (1713, 41325), (2175, 32547), (2755, 25695), (2855, 24795), (4275, 16559), (4959, 14275), (5139, 13775), (6525, 10849), (8265, 8565)]