68161250

素因数分解:

$2^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{1759}}^1$

素因数の和:1812

約数の個数: 40

約数和(自身を含む): 131957760

約数和(自身を除く): 63796510

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 125, 155, 250, 310, 625, 775, 1250, 1550, 1759, 3518, 3875, 7750, 8795, 17590, 19375, 38750, 43975, 54529, 87950, 109058, 219875, 272645, 439750, 545290, 1099375, 1363225, 2198750, 2726450, 6816125, 13632250, 34080625, 68161250]

約数ペア:

[(1, 68161250), (2, 34080625), (5, 13632250), (10, 6816125), (25, 2726450), (31, 2198750), (50, 1363225), (62, 1099375), (125, 545290), (155, 439750), (250, 272645), (310, 219875), (625, 109058), (775, 87950), (1250, 54529), (1550, 43975), (1759, 38750), (3518, 19375), (3875, 17590), (7750, 8795)]