264801875

素因数分解:

$5^4\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:178

約数の個数: 60

約数和(自身を含む): 377316720

約数和(自身を除く): 112514845

約数列:

[1, 5, 13, 23, 25, 65, 109, 115, 125, 169, 299, 325, 545, 575, 625, 845, 1417, 1495, 1625, 2507, 2725, 2875, 3887, 4225, 7085, 7475, 8125, 12535, 13625, 14375, 18421, 19435, 21125, 32591, 35425, 37375, 62675, 68125, 92105, 97175, 105625, 162955, 177125, 186875, 313375, 423683, 460525, 485875, 814775, 885625, 1566875, 2118415, 2302625, 2429375, 4073875, 10592075, 11513125, 20369375, 52960375, 264801875]

約数ペア:

[(1, 264801875), (5, 52960375), (13, 20369375), (23, 11513125), (25, 10592075), (65, 4073875), (109, 2429375), (115, 2302625), (125, 2118415), (169, 1566875), (299, 885625), (325, 814775), (545, 485875), (575, 460525), (625, 423683), (845, 313375), (1417, 186875), (1495, 177125), (1625, 162955), (2507, 105625), (2725, 97175), (2875, 92105), (3887, 68125), (4225, 62675), (7085, 37375), (7475, 35425), (8125, 32591), (12535, 21125), (13625, 19435), (14375, 18421)]