80933840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1319}}^1$

素因数の和:1404

約数の個数: 80

約数和(自身を含む): 206236800

約数和(自身を除く): 125302960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 59, 65, 80, 104, 118, 130, 208, 236, 260, 295, 472, 520, 590, 767, 944, 1040, 1180, 1319, 1534, 2360, 2638, 3068, 3835, 4720, 5276, 6136, 6595, 7670, 10552, 12272, 13190, 15340, 17147, 21104, 26380, 30680, 34294, 52760, 61360, 68588, 77821, 85735, 105520, 137176, 155642, 171470, 274352, 311284, 342940, 389105, 622568, 685880, 778210, 1011673, 1245136, 1371760, 1556420, 2023346, 3112840, 4046692, 5058365, 6225680, 8093384, 10116730, 16186768, 20233460, 40466920, 80933840]

約数ペア:

[(1, 80933840), (2, 40466920), (4, 20233460), (5, 16186768), (8, 10116730), (10, 8093384), (13, 6225680), (16, 5058365), (20, 4046692), (26, 3112840), (40, 2023346), (52, 1556420), (59, 1371760), (65, 1245136), (80, 1011673), (104, 778210), (118, 685880), (130, 622568), (208, 389105), (236, 342940), (260, 311284), (295, 274352), (472, 171470), (520, 155642), (590, 137176), (767, 105520), (944, 85735), (1040, 77821), (1180, 68588), (1319, 61360), (1534, 52760), (2360, 34294), (2638, 30680), (3068, 26380), (3835, 21104), (4720, 17147), (5276, 15340), (6136, 13190), (6595, 12272), (7670, 10552)]