86890180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1867}}^1$

素因数の和:2068

約数の個数: 48

約数和(自身を含む): 197709120

約数和(自身を除く): 110818940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 179, 260, 358, 716, 895, 1790, 1867, 2327, 3580, 3734, 4654, 7468, 9308, 9335, 11635, 18670, 23270, 24271, 37340, 46540, 48542, 97084, 121355, 242710, 334193, 485420, 668386, 1336772, 1670965, 3341930, 4344509, 6683860, 8689018, 17378036, 21722545, 43445090, 86890180]

約数ペア:

[(1, 86890180), (2, 43445090), (4, 21722545), (5, 17378036), (10, 8689018), (13, 6683860), (20, 4344509), (26, 3341930), (52, 1670965), (65, 1336772), (130, 668386), (179, 485420), (260, 334193), (358, 242710), (716, 121355), (895, 97084), (1790, 48542), (1867, 46540), (2327, 37340), (3580, 24271), (3734, 23270), (4654, 18670), (7468, 11635), (9308, 9335)]