16401539260

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1\times {\mathrm{28879}}^1$

素因数の和:29350

約数の個数: 48

約数和(自身を含む): 35006025600

約数和(自身を除く): 18604486340

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 389, 730, 778, 1460, 1556, 1945, 3890, 7780, 28397, 28879, 56794, 57758, 113588, 115516, 141985, 144395, 283970, 288790, 567940, 577580, 2108167, 4216334, 8432668, 10540835, 11233931, 21081670, 22467862, 42163340, 44935724, 56169655, 112339310, 224678620, 820076963, 1640153926, 3280307852, 4100384815, 8200769630, 16401539260]

約数ペア:

[(1, 16401539260), (2, 8200769630), (4, 4100384815), (5, 3280307852), (10, 1640153926), (20, 820076963), (73, 224678620), (146, 112339310), (292, 56169655), (365, 44935724), (389, 42163340), (730, 22467862), (778, 21081670), (1460, 11233931), (1556, 10540835), (1945, 8432668), (3890, 4216334), (7780, 2108167), (28397, 577580), (28879, 567940), (56794, 288790), (57758, 283970), (113588, 144395), (115516, 141985)]