25097540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1163}}^1$

素因数の和:1268

約数の個数: 48

約数和(自身を含む): 57492288

約数和(自身を除く): 32394748

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1163, 1660, 2158, 2326, 4316, 4652, 5395, 5815, 10790, 11630, 15119, 21580, 23260, 30238, 60476, 75595, 96529, 151190, 193058, 302380, 386116, 482645, 965290, 1254877, 1930580, 2509754, 5019508, 6274385, 12548770, 25097540]

約数ペア:

[(1, 25097540), (2, 12548770), (4, 6274385), (5, 5019508), (10, 2509754), (13, 1930580), (20, 1254877), (26, 965290), (52, 482645), (65, 386116), (83, 302380), (130, 193058), (166, 151190), (260, 96529), (332, 75595), (415, 60476), (830, 30238), (1079, 23260), (1163, 21580), (1660, 15119), (2158, 11630), (2326, 10790), (4316, 5815), (4652, 5395)]