98686760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1459}}^1$

素因数の和:1578

約数の個数: 64

約数和(自身を含む): 236520000

約数和(自身を除く): 137833240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 89, 95, 152, 178, 190, 356, 380, 445, 712, 760, 890, 1459, 1691, 1780, 2918, 3382, 3560, 5836, 6764, 7295, 8455, 11672, 13528, 14590, 16910, 27721, 29180, 33820, 55442, 58360, 67640, 110884, 129851, 138605, 221768, 259702, 277210, 519404, 554420, 649255, 1038808, 1108840, 1298510, 2467169, 2597020, 4934338, 5194040, 9868676, 12335845, 19737352, 24671690, 49343380, 98686760]

約数ペア:

[(1, 98686760), (2, 49343380), (4, 24671690), (5, 19737352), (8, 12335845), (10, 9868676), (19, 5194040), (20, 4934338), (38, 2597020), (40, 2467169), (76, 1298510), (89, 1108840), (95, 1038808), (152, 649255), (178, 554420), (190, 519404), (356, 277210), (380, 259702), (445, 221768), (712, 138605), (760, 129851), (890, 110884), (1459, 67640), (1691, 58360), (1780, 55442), (2918, 33820), (3382, 29180), (3560, 27721), (5836, 16910), (6764, 14590), (7295, 13528), (8455, 11672)]