25309570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1609}}^1$

素因数の和:1651

約数の個数: 48

約数和(自身を含む): 53960760

約数和(自身を除く): 28651190

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 143, 242, 286, 605, 715, 1210, 1430, 1573, 1609, 3146, 3218, 7865, 8045, 15730, 16090, 17699, 20917, 35398, 41834, 88495, 104585, 176990, 194689, 209170, 230087, 389378, 460174, 973445, 1150435, 1946890, 2300870, 2530957, 5061914, 12654785, 25309570]

約数ペア:

[(1, 25309570), (2, 12654785), (5, 5061914), (10, 2530957), (11, 2300870), (13, 1946890), (22, 1150435), (26, 973445), (55, 460174), (65, 389378), (110, 230087), (121, 209170), (130, 194689), (143, 176990), (242, 104585), (286, 88495), (605, 41834), (715, 35398), (1210, 20917), (1430, 17699), (1573, 16090), (1609, 15730), (3146, 8045), (3218, 7865)]