68891375

素因数分解:

$5^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1831}}^1$

素因数の和:1896

約数の個数: 32

約数和(自身を含む): 100598784

約数和(自身を除く): 31707409

約数列:

[1, 5, 7, 25, 35, 43, 125, 175, 215, 301, 875, 1075, 1505, 1831, 5375, 7525, 9155, 12817, 37625, 45775, 64085, 78733, 228875, 320425, 393665, 551131, 1602125, 1968325, 2755655, 9841625, 13778275, 68891375]

約数ペア:

[(1, 68891375), (5, 13778275), (7, 9841625), (25, 2755655), (35, 1968325), (43, 1602125), (125, 551131), (175, 393665), (215, 320425), (301, 228875), (875, 78733), (1075, 64085), (1505, 45775), (1831, 37625), (5375, 12817), (7525, 9155)]