90395775

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^2\times {\mathrm{239}}^1$

素因数の和:337

約数の個数: 54

約数和(自身を含む): 166648560

約数和(自身を除く): 76252785

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 123, 205, 225, 239, 369, 615, 717, 1025, 1195, 1681, 1845, 2151, 3075, 3585, 5043, 5975, 8405, 9225, 9799, 10755, 15129, 17925, 25215, 29397, 42025, 48995, 53775, 75645, 88191, 126075, 146985, 244975, 378225, 401759, 440955, 734925, 1205277, 2008795, 2204775, 3615831, 6026385, 10043975, 18079155, 30131925, 90395775]

約数ペア:

[(1, 90395775), (3, 30131925), (5, 18079155), (9, 10043975), (15, 6026385), (25, 3615831), (41, 2204775), (45, 2008795), (75, 1205277), (123, 734925), (205, 440955), (225, 401759), (239, 378225), (369, 244975), (615, 146985), (717, 126075), (1025, 88191), (1195, 75645), (1681, 53775), (1845, 48995), (2151, 42025), (3075, 29397), (3585, 25215), (5043, 17925), (5975, 15129), (8405, 10755), (9225, 9799)]