73724625

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{71}}^2$

素因数の和:176

約数の個数: 72

約数和(自身を含む): 145168296

約数和(自身を除く): 71443671

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 71, 75, 117, 125, 195, 213, 225, 325, 355, 375, 585, 639, 923, 975, 1065, 1125, 1625, 1775, 2769, 2925, 3195, 4615, 4875, 5041, 5325, 8307, 8875, 13845, 14625, 15123, 15975, 23075, 25205, 26625, 41535, 45369, 65533, 69225, 75615, 79875, 115375, 126025, 196599, 207675, 226845, 327665, 346125, 378075, 589797, 630125, 982995, 1038375, 1134225, 1638325, 1890375, 2948985, 4914975, 5671125, 8191625, 14744925, 24574875, 73724625]

約数ペア:

[(1, 73724625), (3, 24574875), (5, 14744925), (9, 8191625), (13, 5671125), (15, 4914975), (25, 2948985), (39, 1890375), (45, 1638325), (65, 1134225), (71, 1038375), (75, 982995), (117, 630125), (125, 589797), (195, 378075), (213, 346125), (225, 327665), (325, 226845), (355, 207675), (375, 196599), (585, 126025), (639, 115375), (923, 79875), (975, 75615), (1065, 69225), (1125, 65533), (1625, 45369), (1775, 41535), (2769, 26625), (2925, 25205), (3195, 23075), (4615, 15975), (4875, 15123), (5041, 14625), (5325, 13845), (8307, 8875)]