61681360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:620

約数の個数: 80

約数和(自身を含む): 155990016

約数和(自身を除く): 94308656

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 127, 130, 208, 254, 260, 467, 508, 520, 635, 934, 1016, 1040, 1270, 1651, 1868, 2032, 2335, 2540, 3302, 3736, 4670, 5080, 6071, 6604, 7472, 8255, 9340, 10160, 12142, 13208, 16510, 18680, 24284, 26416, 30355, 33020, 37360, 48568, 59309, 60710, 66040, 97136, 118618, 121420, 132080, 237236, 242840, 296545, 474472, 485680, 593090, 771017, 948944, 1186180, 1542034, 2372360, 3084068, 3855085, 4744720, 6168136, 7710170, 12336272, 15420340, 30840680, 61681360]

約数ペア:

[(1, 61681360), (2, 30840680), (4, 15420340), (5, 12336272), (8, 7710170), (10, 6168136), (13, 4744720), (16, 3855085), (20, 3084068), (26, 2372360), (40, 1542034), (52, 1186180), (65, 948944), (80, 771017), (104, 593090), (127, 485680), (130, 474472), (208, 296545), (254, 242840), (260, 237236), (467, 132080), (508, 121420), (520, 118618), (635, 97136), (934, 66040), (1016, 60710), (1040, 59309), (1270, 48568), (1651, 37360), (1868, 33020), (2032, 30355), (2335, 26416), (2540, 24284), (3302, 18680), (3736, 16510), (4670, 13208), (5080, 12142), (6071, 10160), (6604, 9340), (7472, 8255)]