25177180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1117}}^1$

素因数の和:1163

約数の個数: 72

約数和(自身を含む): 64235808

約数和(自身を除く): 39058628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1117, 1127, 1610, 2234, 2254, 3220, 4468, 4508, 5585, 5635, 7819, 11170, 11270, 15638, 22340, 22540, 25691, 31276, 39095, 51382, 54733, 78190, 102764, 109466, 128455, 156380, 179837, 218932, 256910, 273665, 359674, 513820, 547330, 719348, 899185, 1094660, 1258859, 1798370, 2517718, 3596740, 5035436, 6294295, 12588590, 25177180]

約数ペア:

[(1, 25177180), (2, 12588590), (4, 6294295), (5, 5035436), (7, 3596740), (10, 2517718), (14, 1798370), (20, 1258859), (23, 1094660), (28, 899185), (35, 719348), (46, 547330), (49, 513820), (70, 359674), (92, 273665), (98, 256910), (115, 218932), (140, 179837), (161, 156380), (196, 128455), (230, 109466), (245, 102764), (322, 78190), (460, 54733), (490, 51382), (644, 39095), (805, 31276), (980, 25691), (1117, 22540), (1127, 22340), (1610, 15638), (2234, 11270), (2254, 11170), (3220, 7819), (4468, 5635), (4508, 5585)]