159231700

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:673

約数の個数: 72

約数和(自身を含む): 359601984

約数和(自身を除く): 200370284

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 71, 82, 100, 142, 164, 205, 284, 355, 410, 547, 710, 820, 1025, 1094, 1420, 1775, 2050, 2188, 2735, 2911, 3550, 4100, 5470, 5822, 7100, 10940, 11644, 13675, 14555, 22427, 27350, 29110, 38837, 44854, 54700, 58220, 72775, 77674, 89708, 112135, 145550, 155348, 194185, 224270, 291100, 388370, 448540, 560675, 776740, 970925, 1121350, 1592317, 1941850, 2242700, 3184634, 3883700, 6369268, 7961585, 15923170, 31846340, 39807925, 79615850, 159231700]

約数ペア:

[(1, 159231700), (2, 79615850), (4, 39807925), (5, 31846340), (10, 15923170), (20, 7961585), (25, 6369268), (41, 3883700), (50, 3184634), (71, 2242700), (82, 1941850), (100, 1592317), (142, 1121350), (164, 970925), (205, 776740), (284, 560675), (355, 448540), (410, 388370), (547, 291100), (710, 224270), (820, 194185), (1025, 155348), (1094, 145550), (1420, 112135), (1775, 89708), (2050, 77674), (2188, 72775), (2735, 58220), (2911, 54700), (3550, 44854), (4100, 38837), (5470, 29110), (5822, 27350), (7100, 22427), (10940, 14555), (11644, 13675)]