24781925

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 37711872

約数和(自身を除く): 12929947

約数列:

[1, 5, 7, 23, 25, 35, 47, 115, 131, 161, 175, 235, 329, 575, 655, 805, 917, 1081, 1175, 1645, 3013, 3275, 4025, 4585, 5405, 6157, 7567, 8225, 15065, 21091, 22925, 27025, 30785, 37835, 43099, 75325, 105455, 141611, 153925, 189175, 215495, 527275, 708055, 991277, 1077475, 3540275, 4956385, 24781925]

約数ペア:

[(1, 24781925), (5, 4956385), (7, 3540275), (23, 1077475), (25, 991277), (35, 708055), (47, 527275), (115, 215495), (131, 189175), (161, 153925), (175, 141611), (235, 105455), (329, 75325), (575, 43099), (655, 37835), (805, 30785), (917, 27025), (1081, 22925), (1175, 21091), (1645, 15065), (3013, 8225), (3275, 7567), (4025, 6157), (4585, 5405)]