25613770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4021}}^1$

素因数の和:4055

約数の個数: 48

約数和(自身を含む): 57772008

約数和(自身を除く): 32158238

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 4021, 6370, 8042, 20105, 28147, 40210, 52273, 56294, 104546, 140735, 197029, 261365, 281470, 365911, 394058, 522730, 731822, 985145, 1829555, 1970290, 2561377, 3659110, 5122754, 12806885, 25613770]

約数ペア:

[(1, 25613770), (2, 12806885), (5, 5122754), (7, 3659110), (10, 2561377), (13, 1970290), (14, 1829555), (26, 985145), (35, 731822), (49, 522730), (65, 394058), (70, 365911), (91, 281470), (98, 261365), (130, 197029), (182, 140735), (245, 104546), (455, 56294), (490, 52273), (637, 40210), (910, 28147), (1274, 20105), (3185, 8042), (4021, 6370)]