219314875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{467}}^1$

素因数の和:529

約数の個数: 48

約数和(自身を含む): 313788384

約数和(自身を除く): 94473509

約数列:

[1, 5, 13, 17, 25, 65, 85, 125, 221, 289, 325, 425, 467, 1105, 1445, 1625, 2125, 2335, 3757, 5525, 6071, 7225, 7939, 11675, 18785, 27625, 30355, 36125, 39695, 58375, 93925, 103207, 134963, 151775, 198475, 469625, 516035, 674815, 758875, 992375, 1754519, 2580175, 3374075, 8772595, 12900875, 16870375, 43862975, 219314875]

約数ペア:

[(1, 219314875), (5, 43862975), (13, 16870375), (17, 12900875), (25, 8772595), (65, 3374075), (85, 2580175), (125, 1754519), (221, 992375), (289, 758875), (325, 674815), (425, 516035), (467, 469625), (1105, 198475), (1445, 151775), (1625, 134963), (2125, 103207), (2335, 93925), (3757, 58375), (5525, 39695), (6071, 36125), (7225, 30355), (7939, 27625), (11675, 18785)]