188697025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 272982528

約数和(自身を除く): 84285503

約数列:

[1, 5, 11, 17, 25, 55, 85, 181, 187, 223, 275, 425, 905, 935, 1115, 1991, 2453, 3077, 3791, 4525, 4675, 5575, 9955, 12265, 15385, 18955, 33847, 40363, 41701, 49775, 61325, 76925, 94775, 169235, 201815, 208505, 443993, 686171, 846175, 1009075, 1042525, 2219965, 3430855, 7547881, 11099825, 17154275, 37739405, 188697025]

約数ペア:

[(1, 188697025), (5, 37739405), (11, 17154275), (17, 11099825), (25, 7547881), (55, 3430855), (85, 2219965), (181, 1042525), (187, 1009075), (223, 846175), (275, 686171), (425, 443993), (905, 208505), (935, 201815), (1115, 169235), (1991, 94775), (2453, 76925), (3077, 61325), (3791, 49775), (4525, 41701), (4675, 40363), (5575, 33847), (9955, 18955), (12265, 15385)]