64784445

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 121042944

約数和(自身を除く): 56258499

約数列:

[1, 3, 5, 11, 15, 23, 33, 43, 55, 69, 115, 129, 165, 215, 253, 345, 397, 473, 645, 759, 989, 1191, 1265, 1419, 1985, 2365, 2967, 3795, 4367, 4945, 5955, 7095, 9131, 10879, 13101, 14835, 17071, 21835, 27393, 32637, 45655, 51213, 54395, 65505, 85355, 100441, 136965, 163185, 187781, 256065, 301323, 392633, 502205, 563343, 938905, 1177899, 1506615, 1963165, 2816715, 4318963, 5889495, 12956889, 21594815, 64784445]

約数ペア:

[(1, 64784445), (3, 21594815), (5, 12956889), (11, 5889495), (15, 4318963), (23, 2816715), (33, 1963165), (43, 1506615), (55, 1177899), (69, 938905), (115, 563343), (129, 502205), (165, 392633), (215, 301323), (253, 256065), (345, 187781), (397, 163185), (473, 136965), (645, 100441), (759, 85355), (989, 65505), (1191, 54395), (1265, 51213), (1419, 45655), (1985, 32637), (2365, 27393), (2967, 21835), (3795, 17071), (4367, 14835), (4945, 13101), (5955, 10879), (7095, 9131)]