88215790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{367}}^1$

素因数の和:473

約数の個数: 48

約数和(自身を含む): 175549248

約数和(自身を除く): 87333458

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 367, 430, 559, 734, 1118, 1835, 1849, 2795, 3670, 3698, 4771, 5590, 9245, 9542, 15781, 18490, 23855, 24037, 31562, 47710, 48074, 78905, 120185, 157810, 205153, 240370, 410306, 678583, 1025765, 1357166, 2051530, 3392915, 6785830, 8821579, 17643158, 44107895, 88215790]

約数ペア:

[(1, 88215790), (2, 44107895), (5, 17643158), (10, 8821579), (13, 6785830), (26, 3392915), (43, 2051530), (65, 1357166), (86, 1025765), (130, 678583), (215, 410306), (367, 240370), (430, 205153), (559, 157810), (734, 120185), (1118, 78905), (1835, 48074), (1849, 47710), (2795, 31562), (3670, 24037), (3698, 23855), (4771, 18490), (5590, 15781), (9245, 9542)]