74256385

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{491}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 106272000

約数和(自身を除く): 32015615

約数列:

[1, 5, 7, 29, 35, 145, 149, 203, 491, 745, 1015, 1043, 2455, 3437, 4321, 5215, 14239, 17185, 21605, 30247, 71195, 73159, 99673, 151235, 365795, 498365, 512113, 2121611, 2560565, 10608055, 14851277, 74256385]

約数ペア:

[(1, 74256385), (5, 14851277), (7, 10608055), (29, 2560565), (35, 2121611), (145, 512113), (149, 498365), (203, 365795), (491, 151235), (745, 99673), (1015, 73159), (1043, 71195), (2455, 30247), (3437, 21605), (4321, 17185), (5215, 14239)]