31880875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{853}}^1$

素因数の和:904

約数の個数: 32

約数和(自身を含む): 44763264

約数和(自身を除く): 12882389

約数列:

[1, 5, 13, 23, 25, 65, 115, 125, 299, 325, 575, 853, 1495, 1625, 2875, 4265, 7475, 11089, 19619, 21325, 37375, 55445, 98095, 106625, 255047, 277225, 490475, 1275235, 1386125, 2452375, 6376175, 31880875]

約数ペア:

[(1, 31880875), (5, 6376175), (13, 2452375), (23, 1386125), (25, 1275235), (65, 490475), (115, 277225), (125, 255047), (299, 106625), (325, 98095), (575, 55445), (853, 37375), (1495, 21325), (1625, 19619), (2875, 11089), (4265, 7475)]