139302280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3391}}^1$

素因数の和:3494

約数の個数: 64

約数和(自身を含む): 341913600

約数和(自身を除く): 202611320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 260, 316, 395, 520, 632, 790, 1027, 1580, 2054, 3160, 3391, 4108, 5135, 6782, 8216, 10270, 13564, 16955, 20540, 27128, 33910, 41080, 44083, 67820, 88166, 135640, 176332, 220415, 267889, 352664, 440830, 535778, 881660, 1071556, 1339445, 1763320, 2143112, 2678890, 3482557, 5357780, 6965114, 10715560, 13930228, 17412785, 27860456, 34825570, 69651140, 139302280]

約数ペア:

[(1, 139302280), (2, 69651140), (4, 34825570), (5, 27860456), (8, 17412785), (10, 13930228), (13, 10715560), (20, 6965114), (26, 5357780), (40, 3482557), (52, 2678890), (65, 2143112), (79, 1763320), (104, 1339445), (130, 1071556), (158, 881660), (260, 535778), (316, 440830), (395, 352664), (520, 267889), (632, 220415), (790, 176332), (1027, 135640), (1580, 88166), (2054, 67820), (3160, 44083), (3391, 41080), (4108, 33910), (5135, 27128), (6782, 20540), (8216, 16955), (10270, 13564)]