31262920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1019}}^1$

素因数の和:1102

約数の個数: 64

約数和(自身を含む): 77112000

約数和(自身を除く): 45849080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 104, 118, 130, 236, 260, 295, 472, 520, 590, 767, 1019, 1180, 1534, 2038, 2360, 3068, 3835, 4076, 5095, 6136, 7670, 8152, 10190, 13247, 15340, 20380, 26494, 30680, 40760, 52988, 60121, 66235, 105976, 120242, 132470, 240484, 264940, 300605, 480968, 529880, 601210, 781573, 1202420, 1563146, 2404840, 3126292, 3907865, 6252584, 7815730, 15631460, 31262920]

約数ペア:

[(1, 31262920), (2, 15631460), (4, 7815730), (5, 6252584), (8, 3907865), (10, 3126292), (13, 2404840), (20, 1563146), (26, 1202420), (40, 781573), (52, 601210), (59, 529880), (65, 480968), (104, 300605), (118, 264940), (130, 240484), (236, 132470), (260, 120242), (295, 105976), (472, 66235), (520, 60121), (590, 52988), (767, 40760), (1019, 30680), (1180, 26494), (1534, 20380), (2038, 15340), (2360, 13247), (3068, 10190), (3835, 8152), (4076, 7670), (5095, 6136)]