201643550

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{719}}^1$

素因数の和:881

約数の個数: 48

約数和(自身を含む): 385689600

約数和(自身を除く): 184046050

約数列:

[1, 2, 5, 10, 25, 50, 71, 79, 142, 158, 355, 395, 710, 719, 790, 1438, 1775, 1975, 3550, 3595, 3950, 5609, 7190, 11218, 17975, 28045, 35950, 51049, 56090, 56801, 102098, 113602, 140225, 255245, 280450, 284005, 510490, 568010, 1276225, 1420025, 2552450, 2840050, 4032871, 8065742, 20164355, 40328710, 100821775, 201643550]

約数ペア:

[(1, 201643550), (2, 100821775), (5, 40328710), (10, 20164355), (25, 8065742), (50, 4032871), (71, 2840050), (79, 2552450), (142, 1420025), (158, 1276225), (355, 568010), (395, 510490), (710, 284005), (719, 280450), (790, 255245), (1438, 140225), (1775, 113602), (1975, 102098), (3550, 56801), (3595, 56090), (3950, 51049), (5609, 35950), (7190, 28045), (11218, 17975)]