129277180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{4813}}^1$

素因数の和:4918

約数の個数: 48

約数和(自身を含む): 291150720

約数和(自身を除く): 161873540

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 316, 340, 395, 790, 1343, 1580, 2686, 4813, 5372, 6715, 9626, 13430, 19252, 24065, 26860, 48130, 81821, 96260, 163642, 327284, 380227, 409105, 760454, 818210, 1520908, 1636420, 1901135, 3802270, 6463859, 7604540, 12927718, 25855436, 32319295, 64638590, 129277180]

約数ペア:

[(1, 129277180), (2, 64638590), (4, 32319295), (5, 25855436), (10, 12927718), (17, 7604540), (20, 6463859), (34, 3802270), (68, 1901135), (79, 1636420), (85, 1520908), (158, 818210), (170, 760454), (316, 409105), (340, 380227), (395, 327284), (790, 163642), (1343, 96260), (1580, 81821), (2686, 48130), (4813, 26860), (5372, 24065), (6715, 19252), (9626, 13430)]