487394450

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{757}}^1$

素因数の和:1011

約数の個数: 48

約数和(自身を含む): 924881280

約数和(自身を除く): 437486830

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 163, 326, 395, 757, 790, 815, 1514, 1630, 1975, 3785, 3950, 4075, 7570, 8150, 12877, 18925, 25754, 37850, 59803, 64385, 119606, 123391, 128770, 246782, 299015, 321925, 598030, 616955, 643850, 1233910, 1495075, 2990150, 3084775, 6169550, 9747889, 19495778, 48739445, 97478890, 243697225, 487394450]

約数ペア:

[(1, 487394450), (2, 243697225), (5, 97478890), (10, 48739445), (25, 19495778), (50, 9747889), (79, 6169550), (158, 3084775), (163, 2990150), (326, 1495075), (395, 1233910), (757, 643850), (790, 616955), (815, 598030), (1514, 321925), (1630, 299015), (1975, 246782), (3785, 128770), (3950, 123391), (4075, 119606), (7570, 64385), (8150, 59803), (12877, 37850), (18925, 25754)]