1780494850

素因数分解:

$2^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{457}}^1\times {\mathrm{1163}}^1$

素因数の和:1699

約数の個数: 48

約数和(自身を含む): 3371400288

約数和(自身を除く): 1590905438

約数列:

[1, 2, 5, 10, 25, 50, 67, 134, 335, 457, 670, 914, 1163, 1675, 2285, 2326, 3350, 4570, 5815, 11425, 11630, 22850, 29075, 30619, 58150, 61238, 77921, 153095, 155842, 306190, 389605, 531491, 765475, 779210, 1062982, 1530950, 1948025, 2657455, 3896050, 5314910, 13287275, 26574550, 35609897, 71219794, 178049485, 356098970, 890247425, 1780494850]

約数ペア:

[(1, 1780494850), (2, 890247425), (5, 356098970), (10, 178049485), (25, 71219794), (50, 35609897), (67, 26574550), (134, 13287275), (335, 5314910), (457, 3896050), (670, 2657455), (914, 1948025), (1163, 1530950), (1675, 1062982), (2285, 779210), (2326, 765475), (3350, 531491), (4570, 389605), (5815, 306190), (11425, 155842), (11630, 153095), (22850, 77921), (29075, 61238), (30619, 58150)]