201043280

素因数分解:

$2^4\times 5^1\times {\mathrm{617}}^1\times {\mathrm{4073}}^1$

素因数の和:4703

約数の個数: 40

約数和(自身を含む): 468298152

約数和(自身を除く): 267254872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 617, 1234, 2468, 3085, 4073, 4936, 6170, 8146, 9872, 12340, 16292, 20365, 24680, 32584, 40730, 49360, 65168, 81460, 162920, 325840, 2513041, 5026082, 10052164, 12565205, 20104328, 25130410, 40208656, 50260820, 100521640, 201043280]

約数ペア:

[(1, 201043280), (2, 100521640), (4, 50260820), (5, 40208656), (8, 25130410), (10, 20104328), (16, 12565205), (20, 10052164), (40, 5026082), (80, 2513041), (617, 325840), (1234, 162920), (2468, 81460), (3085, 65168), (4073, 49360), (4936, 40730), (6170, 32584), (8146, 24680), (9872, 20365), (12340, 16292)]