100665280

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2477}}^1$

素因数の和:2621

約数の個数: 56

約数和(自身を含む): 241694208

約数和(自身を除く): 141028928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 508, 635, 1016, 1270, 2032, 2477, 2540, 4064, 4954, 5080, 8128, 9908, 10160, 12385, 19816, 20320, 24770, 39632, 40640, 49540, 79264, 99080, 158528, 198160, 314579, 396320, 629158, 792640, 1258316, 1572895, 2516632, 3145790, 5033264, 6291580, 10066528, 12583160, 20133056, 25166320, 50332640, 100665280]

約数ペア:

[(1, 100665280), (2, 50332640), (4, 25166320), (5, 20133056), (8, 12583160), (10, 10066528), (16, 6291580), (20, 5033264), (32, 3145790), (40, 2516632), (64, 1572895), (80, 1258316), (127, 792640), (160, 629158), (254, 396320), (320, 314579), (508, 198160), (635, 158528), (1016, 99080), (1270, 79264), (2032, 49540), (2477, 40640), (2540, 39632), (4064, 24770), (4954, 20320), (5080, 19816), (8128, 12385), (9908, 10160)]