160987840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38699}}^1$

素因数の和:38729

約数の個数: 56

約数和(自身を含む): 412851600

約数和(自身を除く): 251863760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 38699, 77398, 154796, 193495, 309592, 386990, 503087, 619184, 773980, 1006174, 1238368, 1547960, 2012348, 2476736, 2515435, 3095920, 4024696, 5030870, 6191840, 8049392, 10061740, 12383680, 16098784, 20123480, 32197568, 40246960, 80493920, 160987840]

約数ペア:

[(1, 160987840), (2, 80493920), (4, 40246960), (5, 32197568), (8, 20123480), (10, 16098784), (13, 12383680), (16, 10061740), (20, 8049392), (26, 6191840), (32, 5030870), (40, 4024696), (52, 3095920), (64, 2515435), (65, 2476736), (80, 2012348), (104, 1547960), (130, 1238368), (160, 1006174), (208, 773980), (260, 619184), (320, 503087), (416, 386990), (520, 309592), (832, 193495), (1040, 154796), (2080, 77398), (4160, 38699)]