64087568

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{499}}^1$

素因数の和:879

約数の個数: 40

約数和(自身を含む): 130200000

約数和(自身を除く): 66112432

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 349, 368, 499, 698, 998, 1396, 1996, 2792, 3992, 5584, 7984, 8027, 11477, 16054, 22954, 32108, 45908, 64216, 91816, 128432, 174151, 183632, 348302, 696604, 1393208, 2786416, 4005473, 8010946, 16021892, 32043784, 64087568]

約数ペア:

[(1, 64087568), (2, 32043784), (4, 16021892), (8, 8010946), (16, 4005473), (23, 2786416), (46, 1393208), (92, 696604), (184, 348302), (349, 183632), (368, 174151), (499, 128432), (698, 91816), (998, 64216), (1396, 45908), (1996, 32108), (2792, 22954), (3992, 16054), (5584, 11477), (7984, 8027)]