655495630

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2459}}^1$

素因数の和:2569

約数の個数: 64

約数和(自身を含む): 1317772800

約数和(自身を除く): 662277170

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 61, 95, 115, 122, 190, 230, 305, 437, 610, 874, 1159, 1403, 2185, 2318, 2459, 2806, 4370, 4918, 5795, 7015, 11590, 12295, 14030, 24590, 26657, 46721, 53314, 56557, 93442, 113114, 133285, 149999, 233605, 266570, 282785, 299998, 467210, 565570, 749995, 1074583, 1499990, 2149166, 2849981, 3449977, 5372915, 5699962, 6899954, 10745830, 14249905, 17249885, 28499810, 34499770, 65549563, 131099126, 327747815, 655495630]

約数ペア:

[(1, 655495630), (2, 327747815), (5, 131099126), (10, 65549563), (19, 34499770), (23, 28499810), (38, 17249885), (46, 14249905), (61, 10745830), (95, 6899954), (115, 5699962), (122, 5372915), (190, 3449977), (230, 2849981), (305, 2149166), (437, 1499990), (610, 1074583), (874, 749995), (1159, 565570), (1403, 467210), (2185, 299998), (2318, 282785), (2459, 266570), (2806, 233605), (4370, 149999), (4918, 133285), (5795, 113114), (7015, 93442), (11590, 56557), (12295, 53314), (14030, 46721), (24590, 26657)]