72188888

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{379}}^1\times {\mathrm{821}}^1$

素因数の和:1235

約数の個数: 32

約数和(自身を含む): 140562000

約数和(自身を除く): 68373112

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 379, 758, 821, 1516, 1642, 3032, 3284, 6568, 10991, 21982, 23809, 43964, 47618, 87928, 95236, 190472, 311159, 622318, 1244636, 2489272, 9023611, 18047222, 36094444, 72188888]

約数ペア:

[(1, 72188888), (2, 36094444), (4, 18047222), (8, 9023611), (29, 2489272), (58, 1244636), (116, 622318), (232, 311159), (379, 190472), (758, 95236), (821, 87928), (1516, 47618), (1642, 43964), (3032, 23809), (3284, 21982), (6568, 10991)]