258156728110

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{877}}^1\times {\mathrm{20981}}^1$

素因数の和:21949

約数の個数: 64

約数和(自身を含む): 493420097664

約数和(自身を除く): 235263369554

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 230, 305, 610, 877, 1403, 1754, 2806, 4385, 7015, 8770, 14030, 20171, 20981, 40342, 41962, 53497, 100855, 104905, 106994, 201710, 209810, 267485, 482563, 534970, 965126, 1230431, 1279841, 2412815, 2460862, 2559682, 4825630, 6152155, 6399205, 12304310, 12798410, 18400337, 29436343, 36800674, 58872686, 92001685, 147181715, 184003370, 294363430, 423207751, 846415502, 1122420557, 2116038755, 2244841114, 4232077510, 5612102785, 11224205570, 25815672811, 51631345622, 129078364055, 258156728110]

約数ペア:

[(1, 258156728110), (2, 129078364055), (5, 51631345622), (10, 25815672811), (23, 11224205570), (46, 5612102785), (61, 4232077510), (115, 2244841114), (122, 2116038755), (230, 1122420557), (305, 846415502), (610, 423207751), (877, 294363430), (1403, 184003370), (1754, 147181715), (2806, 92001685), (4385, 58872686), (7015, 36800674), (8770, 29436343), (14030, 18400337), (20171, 12798410), (20981, 12304310), (40342, 6399205), (41962, 6152155), (53497, 4825630), (100855, 2559682), (104905, 2460862), (106994, 2412815), (201710, 1279841), (209810, 1230431), (267485, 965126), (482563, 534970)]