64192808

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{977}}^1$

素因数の和:1217

約数の個数: 32

約数和(自身を含む): 123932160

約数和(自身を除く): 59739352

約数列:

[1, 2, 4, 8, 43, 86, 172, 191, 344, 382, 764, 977, 1528, 1954, 3908, 7816, 8213, 16426, 32852, 42011, 65704, 84022, 168044, 186607, 336088, 373214, 746428, 1492856, 8024101, 16048202, 32096404, 64192808]

約数ペア:

[(1, 64192808), (2, 32096404), (4, 16048202), (8, 8024101), (43, 1492856), (86, 746428), (172, 373214), (191, 336088), (344, 186607), (382, 168044), (764, 84022), (977, 65704), (1528, 42011), (1954, 32852), (3908, 16426), (7816, 8213)]