81551132

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1319}}^1$

素因数の和:1406

約数の個数: 48

約数和(自身を含む): 162993600

約数和(自身を除く): 81442468

約数列:

[1, 2, 4, 13, 26, 29, 41, 52, 58, 82, 116, 164, 377, 533, 754, 1066, 1189, 1319, 1508, 2132, 2378, 2638, 4756, 5276, 15457, 17147, 30914, 34294, 38251, 54079, 61828, 68588, 76502, 108158, 153004, 216316, 497263, 703027, 994526, 1406054, 1568291, 1989052, 2812108, 3136582, 6273164, 20387783, 40775566, 81551132]

約数ペア:

[(1, 81551132), (2, 40775566), (4, 20387783), (13, 6273164), (26, 3136582), (29, 2812108), (41, 1989052), (52, 1568291), (58, 1406054), (82, 994526), (116, 703027), (164, 497263), (377, 216316), (533, 153004), (754, 108158), (1066, 76502), (1189, 68588), (1319, 61828), (1508, 54079), (2132, 38251), (2378, 34294), (2638, 30914), (4756, 17147), (5276, 15457)]