173857840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{479}}^1$

素因数の和:854

約数の個数: 80

約数和(自身を含む): 437472000

約数和(自身を除く): 263614160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 349, 479, 520, 698, 958, 1040, 1396, 1745, 1916, 2395, 2792, 3490, 3832, 4537, 4790, 5584, 6227, 6980, 7664, 9074, 9580, 12454, 13960, 18148, 19160, 22685, 24908, 27920, 31135, 36296, 38320, 45370, 49816, 62270, 72592, 90740, 99632, 124540, 167171, 181480, 249080, 334342, 362960, 498160, 668684, 835855, 1337368, 1671710, 2173223, 2674736, 3343420, 4346446, 6686840, 8692892, 10866115, 13373680, 17385784, 21732230, 34771568, 43464460, 86928920, 173857840]

約数ペア:

[(1, 173857840), (2, 86928920), (4, 43464460), (5, 34771568), (8, 21732230), (10, 17385784), (13, 13373680), (16, 10866115), (20, 8692892), (26, 6686840), (40, 4346446), (52, 3343420), (65, 2674736), (80, 2173223), (104, 1671710), (130, 1337368), (208, 835855), (260, 668684), (349, 498160), (479, 362960), (520, 334342), (698, 249080), (958, 181480), (1040, 167171), (1396, 124540), (1745, 99632), (1916, 90740), (2395, 72592), (2792, 62270), (3490, 49816), (3832, 45370), (4537, 38320), (4790, 36296), (5584, 31135), (6227, 27920), (6980, 24908), (7664, 22685), (9074, 19160), (9580, 18148), (12454, 13960)]