31158800

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1277}}^1$

素因数の和:1356

約数の個数: 60

約数和(自身を含む): 76145796

約数和(自身を除く): 44986996

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 200, 244, 305, 400, 488, 610, 976, 1220, 1277, 1525, 2440, 2554, 3050, 4880, 5108, 6100, 6385, 10216, 12200, 12770, 20432, 24400, 25540, 31925, 51080, 63850, 77897, 102160, 127700, 155794, 255400, 311588, 389485, 510800, 623176, 778970, 1246352, 1557940, 1947425, 3115880, 3894850, 6231760, 7789700, 15579400, 31158800]

約数ペア:

[(1, 31158800), (2, 15579400), (4, 7789700), (5, 6231760), (8, 3894850), (10, 3115880), (16, 1947425), (20, 1557940), (25, 1246352), (40, 778970), (50, 623176), (61, 510800), (80, 389485), (100, 311588), (122, 255400), (200, 155794), (244, 127700), (305, 102160), (400, 77897), (488, 63850), (610, 51080), (976, 31925), (1220, 25540), (1277, 24400), (1525, 20432), (2440, 12770), (2554, 12200), (3050, 10216), (4880, 6385), (5108, 6100)]