67841020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:515

約数の個数: 96

約数和(自身を含む): 167086080

約数和(自身を除く): 99245060

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 31, 38, 52, 62, 65, 76, 95, 124, 130, 155, 190, 247, 260, 310, 380, 403, 443, 494, 589, 620, 806, 886, 988, 1178, 1235, 1612, 1772, 2015, 2215, 2356, 2470, 2945, 4030, 4430, 4940, 5759, 5890, 7657, 8060, 8417, 8860, 11518, 11780, 13733, 15314, 16834, 23036, 27466, 28795, 30628, 33668, 38285, 42085, 54932, 57590, 68665, 76570, 84170, 109421, 115180, 137330, 153140, 168340, 178529, 218842, 260927, 274660, 357058, 437684, 521854, 547105, 714116, 892645, 1043708, 1094210, 1304635, 1785290, 2188420, 2609270, 3392051, 3570580, 5218540, 6784102, 13568204, 16960255, 33920510, 67841020]

約数ペア:

[(1, 67841020), (2, 33920510), (4, 16960255), (5, 13568204), (10, 6784102), (13, 5218540), (19, 3570580), (20, 3392051), (26, 2609270), (31, 2188420), (38, 1785290), (52, 1304635), (62, 1094210), (65, 1043708), (76, 892645), (95, 714116), (124, 547105), (130, 521854), (155, 437684), (190, 357058), (247, 274660), (260, 260927), (310, 218842), (380, 178529), (403, 168340), (443, 153140), (494, 137330), (589, 115180), (620, 109421), (806, 84170), (886, 76570), (988, 68665), (1178, 57590), (1235, 54932), (1612, 42085), (1772, 38285), (2015, 33668), (2215, 30628), (2356, 28795), (2470, 27466), (2945, 23036), (4030, 16834), (4430, 15314), (4940, 13733), (5759, 11780), (5890, 11518), (7657, 8860), (8060, 8417)]