77884120

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{17231}}^1$

素因数の和:17355

約数の個数: 32

約数和(自身を含む): 176800320

約数和(自身を除く): 98916200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 17231, 34462, 68924, 86155, 137848, 172310, 344620, 689240, 1947103, 3894206, 7788412, 9735515, 15576824, 19471030, 38942060, 77884120]

約数ペア:

[(1, 77884120), (2, 38942060), (4, 19471030), (5, 15576824), (8, 9735515), (10, 7788412), (20, 3894206), (40, 1947103), (113, 689240), (226, 344620), (452, 172310), (565, 137848), (904, 86155), (1130, 68924), (2260, 34462), (4520, 17231)]