80291820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3607}}^1$

素因数の和:3679

約数の個数: 96

約数和(自身を含む): 261854208

約数和(自身を除く): 181562388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 53, 60, 70, 84, 105, 106, 140, 159, 210, 212, 265, 318, 371, 420, 530, 636, 742, 795, 1060, 1113, 1484, 1590, 1855, 2226, 3180, 3607, 3710, 4452, 5565, 7214, 7420, 10821, 11130, 14428, 18035, 21642, 22260, 25249, 36070, 43284, 50498, 54105, 72140, 75747, 100996, 108210, 126245, 151494, 191171, 216420, 252490, 302988, 378735, 382342, 504980, 573513, 757470, 764684, 955855, 1147026, 1338197, 1514940, 1911710, 2294052, 2676394, 2867565, 3823420, 4014591, 5352788, 5735130, 6690985, 8029182, 11470260, 13381970, 16058364, 20072955, 26763940, 40145910, 80291820]

約数ペア:

[(1, 80291820), (2, 40145910), (3, 26763940), (4, 20072955), (5, 16058364), (6, 13381970), (7, 11470260), (10, 8029182), (12, 6690985), (14, 5735130), (15, 5352788), (20, 4014591), (21, 3823420), (28, 2867565), (30, 2676394), (35, 2294052), (42, 1911710), (53, 1514940), (60, 1338197), (70, 1147026), (84, 955855), (105, 764684), (106, 757470), (140, 573513), (159, 504980), (210, 382342), (212, 378735), (265, 302988), (318, 252490), (371, 216420), (420, 191171), (530, 151494), (636, 126245), (742, 108210), (795, 100996), (1060, 75747), (1113, 72140), (1484, 54105), (1590, 50498), (1855, 43284), (2226, 36070), (3180, 25249), (3607, 22260), (3710, 21642), (4452, 18035), (5565, 14428), (7214, 11130), (7420, 10821)]