201010160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{557}}^1$

素因数の和:930

約数の個数: 80

約数和(自身を含む): 505655136

約数和(自身を除く): 304644976

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 347, 520, 557, 694, 1040, 1114, 1388, 1735, 2228, 2776, 2785, 3470, 4456, 4511, 5552, 5570, 6940, 7241, 8912, 9022, 11140, 13880, 14482, 18044, 22280, 22555, 27760, 28964, 36088, 36205, 44560, 45110, 57928, 72176, 72410, 90220, 115856, 144820, 180440, 193279, 289640, 360880, 386558, 579280, 773116, 966395, 1546232, 1932790, 2512627, 3092464, 3865580, 5025254, 7731160, 10050508, 12563135, 15462320, 20101016, 25126270, 40202032, 50252540, 100505080, 201010160]

約数ペア:

[(1, 201010160), (2, 100505080), (4, 50252540), (5, 40202032), (8, 25126270), (10, 20101016), (13, 15462320), (16, 12563135), (20, 10050508), (26, 7731160), (40, 5025254), (52, 3865580), (65, 3092464), (80, 2512627), (104, 1932790), (130, 1546232), (208, 966395), (260, 773116), (347, 579280), (520, 386558), (557, 360880), (694, 289640), (1040, 193279), (1114, 180440), (1388, 144820), (1735, 115856), (2228, 90220), (2776, 72410), (2785, 72176), (3470, 57928), (4456, 45110), (4511, 44560), (5552, 36205), (5570, 36088), (6940, 28964), (7241, 27760), (8912, 22555), (9022, 22280), (11140, 18044), (13880, 14482)]