51428130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{809}}^1$

素因数の和:995

約数の個数: 64

約数和(自身を含む): 133902720

約数和(自身を除く): 82474590

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 163, 195, 326, 390, 489, 809, 815, 978, 1618, 1630, 2119, 2427, 2445, 4045, 4238, 4854, 4890, 6357, 8090, 10517, 10595, 12135, 12714, 21034, 21190, 24270, 31551, 31785, 52585, 63102, 63570, 105170, 131867, 157755, 263734, 315510, 395601, 659335, 791202, 1318670, 1714271, 1978005, 3428542, 3956010, 5142813, 8571355, 10285626, 17142710, 25714065, 51428130]

約数ペア:

[(1, 51428130), (2, 25714065), (3, 17142710), (5, 10285626), (6, 8571355), (10, 5142813), (13, 3956010), (15, 3428542), (26, 1978005), (30, 1714271), (39, 1318670), (65, 791202), (78, 659335), (130, 395601), (163, 315510), (195, 263734), (326, 157755), (390, 131867), (489, 105170), (809, 63570), (815, 63102), (978, 52585), (1618, 31785), (1630, 31551), (2119, 24270), (2427, 21190), (2445, 21034), (4045, 12714), (4238, 12135), (4854, 10595), (4890, 10517), (6357, 8090)]