72216670

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:373

約数の個数: 48

約数和(自身を含む): 139471488

約数和(自身を除く): 67254818

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 145, 155, 277, 290, 310, 554, 841, 899, 1385, 1682, 1798, 2770, 4205, 4495, 8033, 8410, 8587, 8990, 16066, 17174, 26071, 40165, 42935, 52142, 80330, 85870, 130355, 232957, 249023, 260710, 465914, 498046, 1164785, 1245115, 2329570, 2490230, 7221667, 14443334, 36108335, 72216670]

約数ペア:

[(1, 72216670), (2, 36108335), (5, 14443334), (10, 7221667), (29, 2490230), (31, 2329570), (58, 1245115), (62, 1164785), (145, 498046), (155, 465914), (277, 260710), (290, 249023), (310, 232957), (554, 130355), (841, 85870), (899, 80330), (1385, 52142), (1682, 42935), (1798, 40165), (2770, 26071), (4205, 17174), (4495, 16066), (8033, 8990), (8410, 8587)]