1262651650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{5381}}^1$

素因数の和:5444

約数の個数: 72

約数和(自身を含む): 2669805684

約数和(自身を除く): 1407154034

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 190, 247, 325, 361, 475, 494, 650, 722, 950, 1235, 1805, 2470, 3610, 4693, 5381, 6175, 9025, 9386, 10762, 12350, 18050, 23465, 26905, 46930, 53810, 69953, 102239, 117325, 134525, 139906, 204478, 234650, 269050, 349765, 511195, 699530, 1022390, 1329107, 1748825, 1942541, 2555975, 2658214, 3497650, 3885082, 5111950, 6645535, 9712705, 13291070, 19425410, 25253033, 33227675, 48563525, 50506066, 66455350, 97127050, 126265165, 252530330, 631325825, 1262651650]

約数ペア:

[(1, 1262651650), (2, 631325825), (5, 252530330), (10, 126265165), (13, 97127050), (19, 66455350), (25, 50506066), (26, 48563525), (38, 33227675), (50, 25253033), (65, 19425410), (95, 13291070), (130, 9712705), (190, 6645535), (247, 5111950), (325, 3885082), (361, 3497650), (475, 2658214), (494, 2555975), (650, 1942541), (722, 1748825), (950, 1329107), (1235, 1022390), (1805, 699530), (2470, 511195), (3610, 349765), (4693, 269050), (5381, 234650), (6175, 204478), (9025, 139906), (9386, 134525), (10762, 117325), (12350, 102239), (18050, 69953), (23465, 53810), (26905, 46930)]