18500531075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{18181}}^1$

素因数の和:18336

約数の個数: 48

約数和(自身を含む): 25756184832

約数和(自身を除く): 7255653757

約数列:

[1, 5, 13, 25, 31, 65, 101, 155, 325, 403, 505, 775, 1313, 2015, 2525, 3131, 6565, 10075, 15655, 18181, 32825, 40703, 78275, 90905, 203515, 236353, 454525, 563611, 1017575, 1181765, 1836281, 2818055, 5908825, 7326943, 9181405, 14090275, 23871653, 36634715, 45907025, 56924711, 119358265, 183173575, 284623555, 596791325, 740021243, 1423117775, 3700106215, 18500531075]

約数ペア:

[(1, 18500531075), (5, 3700106215), (13, 1423117775), (25, 740021243), (31, 596791325), (65, 284623555), (101, 183173575), (155, 119358265), (325, 56924711), (403, 45907025), (505, 36634715), (775, 23871653), (1313, 14090275), (2015, 9181405), (2525, 7326943), (3131, 5908825), (6565, 2818055), (10075, 1836281), (15655, 1181765), (18181, 1017575), (32825, 563611), (40703, 454525), (78275, 236353), (90905, 203515)]