79263940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{2203}}^1$

素因数の和:2476

約数の個数: 48

約数和(自身を含む): 191060352

約数和(自身を除く): 111796412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1799, 2203, 2570, 3598, 4406, 5140, 7196, 8812, 8995, 11015, 15421, 17990, 22030, 30842, 35980, 44060, 61684, 77105, 154210, 308420, 566171, 1132342, 2264684, 2830855, 3963197, 5661710, 7926394, 11323420, 15852788, 19815985, 39631970, 79263940]

約数ペア:

[(1, 79263940), (2, 39631970), (4, 19815985), (5, 15852788), (7, 11323420), (10, 7926394), (14, 5661710), (20, 3963197), (28, 2830855), (35, 2264684), (70, 1132342), (140, 566171), (257, 308420), (514, 154210), (1028, 77105), (1285, 61684), (1799, 44060), (2203, 35980), (2570, 30842), (3598, 22030), (4406, 17990), (5140, 15421), (7196, 11015), (8812, 8995)]