64499408

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{167}}^1\times {\mathrm{239}}^1$

素因数の和:515

約数の個数: 40

約数和(自身を含む): 127491840

約数和(自身を除く): 62992432

約数列:

[1, 2, 4, 8, 16, 101, 167, 202, 239, 334, 404, 478, 668, 808, 956, 1336, 1616, 1912, 2672, 3824, 16867, 24139, 33734, 39913, 48278, 67468, 79826, 96556, 134936, 159652, 193112, 269872, 319304, 386224, 638608, 4031213, 8062426, 16124852, 32249704, 64499408]

約数ペア:

[(1, 64499408), (2, 32249704), (4, 16124852), (8, 8062426), (16, 4031213), (101, 638608), (167, 386224), (202, 319304), (239, 269872), (334, 193112), (404, 159652), (478, 134936), (668, 96556), (808, 79826), (956, 67468), (1336, 48278), (1616, 39913), (1912, 33734), (2672, 24139), (3824, 16867)]