208593650

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{1049}}^1$

素因数の和:1199

約数の個数: 48

約数和(自身を含む): 401927400

約数和(自身を除く): 193333750

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 97, 194, 205, 410, 485, 970, 1025, 1049, 2050, 2098, 2425, 3977, 4850, 5245, 7954, 10490, 19885, 26225, 39770, 43009, 52450, 86018, 99425, 101753, 198850, 203506, 215045, 430090, 508765, 1017530, 1075225, 2150450, 2543825, 4171873, 5087650, 8343746, 20859365, 41718730, 104296825, 208593650]

約数ペア:

[(1, 208593650), (2, 104296825), (5, 41718730), (10, 20859365), (25, 8343746), (41, 5087650), (50, 4171873), (82, 2543825), (97, 2150450), (194, 1075225), (205, 1017530), (410, 508765), (485, 430090), (970, 215045), (1025, 203506), (1049, 198850), (2050, 101753), (2098, 99425), (2425, 86018), (3977, 52450), (4850, 43009), (5245, 39770), (7954, 26225), (10490, 19885)]