67279420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{8923}}^1$

素因数の和:8974

約数の個数: 48

約数和(自身を含む): 157419360

約数和(自身を除く): 90139940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 8923, 17846, 35692, 44615, 89230, 115999, 178460, 231998, 258767, 463996, 517534, 579995, 1035068, 1159990, 1293835, 2319980, 2587670, 3363971, 5175340, 6727942, 13455884, 16819855, 33639710, 67279420]

約数ペア:

[(1, 67279420), (2, 33639710), (4, 16819855), (5, 13455884), (10, 6727942), (13, 5175340), (20, 3363971), (26, 2587670), (29, 2319980), (52, 1293835), (58, 1159990), (65, 1035068), (116, 579995), (130, 517534), (145, 463996), (260, 258767), (290, 231998), (377, 178460), (580, 115999), (754, 89230), (1508, 44615), (1885, 35692), (3770, 17846), (7540, 8923)]