78251080

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{24763}}^1$

素因数の和:24853

約数の個数: 32

約数和(自身を含む): 178300800

約数和(自身を除く): 100049720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 24763, 49526, 99052, 123815, 198104, 247630, 495260, 990520, 1956277, 3912554, 7825108, 9781385, 15650216, 19562770, 39125540, 78251080]

約数ペア:

[(1, 78251080), (2, 39125540), (4, 19562770), (5, 15650216), (8, 9781385), (10, 7825108), (20, 3912554), (40, 1956277), (79, 990520), (158, 495260), (316, 247630), (395, 198104), (632, 123815), (790, 99052), (1580, 49526), (3160, 24763)]