80740208

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{2939}}^1$

素因数の和:3065

約数の個数: 40

約数和(自身を含む): 167333040

約数和(自身を除く): 86592832

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 101, 136, 202, 272, 404, 808, 1616, 1717, 2939, 3434, 5878, 6868, 11756, 13736, 23512, 27472, 47024, 49963, 99926, 199852, 296839, 399704, 593678, 799408, 1187356, 2374712, 4749424, 5046263, 10092526, 20185052, 40370104, 80740208]

約数ペア:

[(1, 80740208), (2, 40370104), (4, 20185052), (8, 10092526), (16, 5046263), (17, 4749424), (34, 2374712), (68, 1187356), (101, 799408), (136, 593678), (202, 399704), (272, 296839), (404, 199852), (808, 99926), (1616, 49963), (1717, 47024), (2939, 27472), (3434, 23512), (5878, 13736), (6868, 11756)]