79888020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{653}}^1\times {\mathrm{2039}}^1$

素因数の和:2704

約数の個数: 48

約数和(自身を含む): 224138880

約数和(自身を除く): 144250860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 653, 1306, 1959, 2039, 2612, 3265, 3918, 4078, 6117, 6530, 7836, 8156, 9795, 10195, 12234, 13060, 19590, 20390, 24468, 30585, 39180, 40780, 61170, 122340, 1331467, 2662934, 3994401, 5325868, 6657335, 7988802, 13314670, 15977604, 19972005, 26629340, 39944010, 79888020]

約数ペア:

[(1, 79888020), (2, 39944010), (3, 26629340), (4, 19972005), (5, 15977604), (6, 13314670), (10, 7988802), (12, 6657335), (15, 5325868), (20, 3994401), (30, 2662934), (60, 1331467), (653, 122340), (1306, 61170), (1959, 40780), (2039, 39180), (2612, 30585), (3265, 24468), (3918, 20390), (4078, 19590), (6117, 13060), (6530, 12234), (7836, 10195), (8156, 9795)]