89961748125

素因数分解:

$3^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{21799}}^1$

素因数の和:21924

約数の個数: 80

約数和(自身を含む): 156909772800

約数和(自身を除く): 66948024675

約数列:

[1, 3, 5, 15, 25, 31, 71, 75, 93, 125, 155, 213, 355, 375, 465, 625, 775, 1065, 1775, 1875, 2201, 2325, 3875, 5325, 6603, 8875, 11005, 11625, 19375, 21799, 26625, 33015, 44375, 55025, 58125, 65397, 108995, 133125, 165075, 275125, 326985, 544975, 675769, 825375, 1375625, 1547729, 1634925, 2027307, 2724875, 3378845, 4126875, 4643187, 7738645, 8174625, 10136535, 13624375, 16894225, 23215935, 38693225, 40873125, 47979599, 50682675, 84471125, 116079675, 143938797, 193466125, 239897995, 253413375, 422355625, 580398375, 719693985, 967330625, 1199489975, 1267066875, 2901991875, 3598469925, 5997449875, 17992349625, 29987249375, 89961748125]

約数ペア:

[(1, 89961748125), (3, 29987249375), (5, 17992349625), (15, 5997449875), (25, 3598469925), (31, 2901991875), (71, 1267066875), (75, 1199489975), (93, 967330625), (125, 719693985), (155, 580398375), (213, 422355625), (355, 253413375), (375, 239897995), (465, 193466125), (625, 143938797), (775, 116079675), (1065, 84471125), (1775, 50682675), (1875, 47979599), (2201, 40873125), (2325, 38693225), (3875, 23215935), (5325, 16894225), (6603, 13624375), (8875, 10136535), (11005, 8174625), (11625, 7738645), (19375, 4643187), (21799, 4126875), (26625, 3378845), (33015, 2724875), (44375, 2027307), (55025, 1634925), (58125, 1547729), (65397, 1375625), (108995, 825375), (133125, 675769), (165075, 544975), (275125, 326985)]