13512280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:700

約数の個数: 64

約数和(自身を含む): 33281280

約数和(自身を除く): 19769000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 310, 340, 527, 620, 641, 680, 1054, 1240, 1282, 2108, 2564, 2635, 3205, 4216, 5128, 5270, 6410, 10540, 10897, 12820, 19871, 21080, 21794, 25640, 39742, 43588, 54485, 79484, 87176, 99355, 108970, 158968, 198710, 217940, 337807, 397420, 435880, 675614, 794840, 1351228, 1689035, 2702456, 3378070, 6756140, 13512280]

約数ペア:

[(1, 13512280), (2, 6756140), (4, 3378070), (5, 2702456), (8, 1689035), (10, 1351228), (17, 794840), (20, 675614), (31, 435880), (34, 397420), (40, 337807), (62, 217940), (68, 198710), (85, 158968), (124, 108970), (136, 99355), (155, 87176), (170, 79484), (248, 54485), (310, 43588), (340, 39742), (527, 25640), (620, 21794), (641, 21080), (680, 19871), (1054, 12820), (1240, 10897), (1282, 10540), (2108, 6410), (2564, 5270), (2635, 5128), (3205, 4216)]