90101375

素因数分解:

$5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^2$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 139968192

約数和(自身を除く): 49866817

約数列:

[1, 5, 7, 13, 25, 35, 65, 89, 91, 125, 175, 325, 445, 455, 623, 875, 1157, 1625, 2225, 2275, 3115, 5785, 7921, 8099, 11125, 11375, 15575, 28925, 39605, 40495, 55447, 77875, 102973, 144625, 198025, 202475, 277235, 514865, 720811, 990125, 1012375, 1386175, 2574325, 3604055, 6930875, 12871625, 18020275, 90101375]

約数ペア:

[(1, 90101375), (5, 18020275), (7, 12871625), (13, 6930875), (25, 3604055), (35, 2574325), (65, 1386175), (89, 1012375), (91, 990125), (125, 720811), (175, 514865), (325, 277235), (445, 202475), (455, 198025), (623, 144625), (875, 102973), (1157, 77875), (1625, 55447), (2225, 40495), (2275, 39605), (3115, 28925), (5785, 15575), (7921, 11375), (8099, 11125)]