25990767140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{162017}}^1$

素因数の和:162656

約数の個数: 48

約数和(自身を含む): 58874748912

約数和(自身を除く): 32883981772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 617, 1234, 2468, 3085, 6170, 8021, 12340, 16042, 32084, 40105, 80210, 160420, 162017, 324034, 648068, 810085, 1620170, 2106221, 3240340, 4212442, 8424884, 10531105, 21062210, 42124420, 99964489, 199928978, 399857956, 499822445, 999644890, 1299538357, 1999289780, 2599076714, 5198153428, 6497691785, 12995383570, 25990767140]

約数ペア:

[(1, 25990767140), (2, 12995383570), (4, 6497691785), (5, 5198153428), (10, 2599076714), (13, 1999289780), (20, 1299538357), (26, 999644890), (52, 499822445), (65, 399857956), (130, 199928978), (260, 99964489), (617, 42124420), (1234, 21062210), (2468, 10531105), (3085, 8424884), (6170, 4212442), (8021, 3240340), (12340, 2106221), (16042, 1620170), (32084, 810085), (40105, 648068), (80210, 324034), (160420, 162017)]