64989872

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{443}}^1$

素因数の和:677

約数の個数: 40

約数和(自身を含む): 129326544

約数和(自身を除く): 64336672

約数列:

[1, 2, 4, 8, 16, 53, 106, 173, 212, 346, 424, 443, 692, 848, 886, 1384, 1772, 2768, 3544, 7088, 9169, 18338, 23479, 36676, 46958, 73352, 76639, 93916, 146704, 153278, 187832, 306556, 375664, 613112, 1226224, 4061867, 8123734, 16247468, 32494936, 64989872]

約数ペア:

[(1, 64989872), (2, 32494936), (4, 16247468), (8, 8123734), (16, 4061867), (53, 1226224), (106, 613112), (173, 375664), (212, 306556), (346, 187832), (424, 153278), (443, 146704), (692, 93916), (848, 76639), (886, 73352), (1384, 46958), (1772, 36676), (2768, 23479), (3544, 18338), (7088, 9169)]