79380340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2801}}^1$

素因数の和:2932

約数の個数: 48

約数和(自身を含む): 181233360

約数和(自身を除く): 101853020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1417, 2180, 2801, 2834, 5602, 5668, 7085, 11204, 14005, 14170, 28010, 28340, 36413, 56020, 72826, 145652, 182065, 305309, 364130, 610618, 728260, 1221236, 1526545, 3053090, 3969017, 6106180, 7938034, 15876068, 19845085, 39690170, 79380340]

約数ペア:

[(1, 79380340), (2, 39690170), (4, 19845085), (5, 15876068), (10, 7938034), (13, 6106180), (20, 3969017), (26, 3053090), (52, 1526545), (65, 1221236), (109, 728260), (130, 610618), (218, 364130), (260, 305309), (436, 182065), (545, 145652), (1090, 72826), (1417, 56020), (2180, 36413), (2801, 28340), (2834, 28010), (5602, 14170), (5668, 14005), (7085, 11204)]