200496640688

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{305635123}}^1$

素因数の和:305635172

約数の個数: 20

約数和(自身を含む): 397936931448

約数和(自身を除く): 197440290760

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 305635123, 611270246, 1222540492, 2445080984, 4890161968, 12531040043, 25062080086, 50124160172, 100248320344, 200496640688]

約数ペア:

[(1, 200496640688), (2, 100248320344), (4, 50124160172), (8, 25062080086), (16, 12531040043), (41, 4890161968), (82, 2445080984), (164, 1222540492), (328, 611270246), (656, 305635123)]