68990085

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 124710768

約数和(自身を除く): 55720683

約数列:

[1, 3, 5, 9, 15, 41, 45, 61, 123, 183, 205, 305, 369, 549, 613, 615, 915, 1839, 1845, 2501, 2745, 3065, 5517, 7503, 9195, 12505, 22509, 25133, 27585, 37393, 37515, 75399, 112179, 112545, 125665, 186965, 226197, 336537, 376995, 560895, 1130985, 1533113, 1682685, 4599339, 7665565, 13798017, 22996695, 68990085]

約数ペア:

[(1, 68990085), (3, 22996695), (5, 13798017), (9, 7665565), (15, 4599339), (41, 1682685), (45, 1533113), (61, 1130985), (123, 560895), (183, 376995), (205, 336537), (305, 226197), (369, 186965), (549, 125665), (613, 112545), (615, 112179), (915, 75399), (1839, 37515), (1845, 37393), (2501, 27585), (2745, 25133), (3065, 22509), (5517, 12505), (7503, 9195)]