91169375

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:269

約数の個数: 40

約数和(自身を含む): 126522000

約数和(自身を除く): 35352625

約数列:

[1, 5, 11, 25, 55, 89, 125, 149, 275, 445, 625, 745, 979, 1375, 1639, 2225, 3725, 4895, 6875, 8195, 11125, 13261, 18625, 24475, 40975, 55625, 66305, 93125, 122375, 145871, 204875, 331525, 611875, 729355, 1024375, 1657625, 3646775, 8288125, 18233875, 91169375]

約数ペア:

[(1, 91169375), (5, 18233875), (11, 8288125), (25, 3646775), (55, 1657625), (89, 1024375), (125, 729355), (149, 611875), (275, 331525), (445, 204875), (625, 145871), (745, 122375), (979, 93125), (1375, 66305), (1639, 55625), (2225, 40975), (3725, 24475), (4895, 18625), (6875, 13261), (8195, 11125)]