78228260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{4871}}^1$

素因数の和:4964

約数の個数: 48

約数和(自身を含む): 181706112

約数和(自身を除く): 103477852

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1460, 1606, 3212, 4015, 4871, 8030, 9742, 16060, 19484, 24355, 48710, 53581, 97420, 107162, 214324, 267905, 355583, 535810, 711166, 1071620, 1422332, 1777915, 3555830, 3911413, 7111660, 7822826, 15645652, 19557065, 39114130, 78228260]

約数ペア:

[(1, 78228260), (2, 39114130), (4, 19557065), (5, 15645652), (10, 7822826), (11, 7111660), (20, 3911413), (22, 3555830), (44, 1777915), (55, 1422332), (73, 1071620), (110, 711166), (146, 535810), (220, 355583), (292, 267905), (365, 214324), (730, 107162), (803, 97420), (1460, 53581), (1606, 48710), (3212, 24355), (4015, 19484), (4871, 16060), (8030, 9742)]