2660996900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{379}}^1\times {\mathrm{1151}}^1$

素因数の和:1605

約数の個数: 72

約数和(自身を含む): 5889623040

約数和(自身を除く): 3228626140

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 379, 610, 758, 1151, 1220, 1516, 1525, 1895, 2302, 3050, 3790, 4604, 5755, 6100, 7580, 9475, 11510, 18950, 23020, 23119, 28775, 37900, 46238, 57550, 70211, 92476, 115100, 115595, 140422, 231190, 280844, 351055, 436229, 462380, 577975, 702110, 872458, 1155950, 1404220, 1744916, 1755275, 2181145, 2311900, 3510550, 4362290, 7021100, 8724580, 10905725, 21811450, 26609969, 43622900, 53219938, 106439876, 133049845, 266099690, 532199380, 665249225, 1330498450, 2660996900]

約数ペア:

[(1, 2660996900), (2, 1330498450), (4, 665249225), (5, 532199380), (10, 266099690), (20, 133049845), (25, 106439876), (50, 53219938), (61, 43622900), (100, 26609969), (122, 21811450), (244, 10905725), (305, 8724580), (379, 7021100), (610, 4362290), (758, 3510550), (1151, 2311900), (1220, 2181145), (1516, 1755275), (1525, 1744916), (1895, 1404220), (2302, 1155950), (3050, 872458), (3790, 702110), (4604, 577975), (5755, 462380), (6100, 436229), (7580, 351055), (9475, 280844), (11510, 231190), (18950, 140422), (23020, 115595), (23119, 115100), (28775, 92476), (37900, 70211), (46238, 57550)]