25849460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2029}}^1$

素因数の和:2065

約数の個数: 72

約数和(自身を含む): 68037480

約数和(自身を除く): 42188020

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2029, 2548, 3185, 4058, 6370, 8116, 10145, 12740, 14203, 20290, 26377, 28406, 40580, 52754, 56812, 71015, 99421, 105508, 131885, 142030, 184639, 198842, 263770, 284060, 369278, 397684, 497105, 527540, 738556, 923195, 994210, 1292473, 1846390, 1988420, 2584946, 3692780, 5169892, 6462365, 12924730, 25849460]

約数ペア:

[(1, 25849460), (2, 12924730), (4, 6462365), (5, 5169892), (7, 3692780), (10, 2584946), (13, 1988420), (14, 1846390), (20, 1292473), (26, 994210), (28, 923195), (35, 738556), (49, 527540), (52, 497105), (65, 397684), (70, 369278), (91, 284060), (98, 263770), (130, 198842), (140, 184639), (182, 142030), (196, 131885), (245, 105508), (260, 99421), (364, 71015), (455, 56812), (490, 52754), (637, 40580), (910, 28406), (980, 26377), (1274, 20290), (1820, 14203), (2029, 12740), (2548, 10145), (3185, 8116), (4058, 6370)]