25510290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{439}}^1$

素因数の和:611

約数の個数: 64

約数和(自身を含む): 66528000

約数和(自身を除く): 41017710

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 149, 195, 298, 390, 439, 447, 745, 878, 894, 1317, 1490, 1937, 2195, 2235, 2634, 3874, 4390, 4470, 5707, 5811, 6585, 9685, 11414, 11622, 13170, 17121, 19370, 28535, 29055, 34242, 57070, 58110, 65411, 85605, 130822, 171210, 196233, 327055, 392466, 654110, 850343, 981165, 1700686, 1962330, 2551029, 4251715, 5102058, 8503430, 12755145, 25510290]

約数ペア:

[(1, 25510290), (2, 12755145), (3, 8503430), (5, 5102058), (6, 4251715), (10, 2551029), (13, 1962330), (15, 1700686), (26, 981165), (30, 850343), (39, 654110), (65, 392466), (78, 327055), (130, 196233), (149, 171210), (195, 130822), (298, 85605), (390, 65411), (439, 58110), (447, 57070), (745, 34242), (878, 29055), (894, 28535), (1317, 19370), (1490, 17121), (1937, 13170), (2195, 11622), (2235, 11414), (2634, 9685), (3874, 6585), (4390, 5811), (4470, 5707)]