51856720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28183}}^1$

素因数の和:28219

約数の個数: 40

約数和(自身を含む): 125813376

約数和(自身を除く): 73956656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 28183, 56366, 112732, 140915, 225464, 281830, 450928, 563660, 648209, 1127320, 1296418, 2254640, 2592836, 3241045, 5185672, 6482090, 10371344, 12964180, 25928360, 51856720]

約数ペア:

[(1, 51856720), (2, 25928360), (4, 12964180), (5, 10371344), (8, 6482090), (10, 5185672), (16, 3241045), (20, 2592836), (23, 2254640), (40, 1296418), (46, 1127320), (80, 648209), (92, 563660), (115, 450928), (184, 281830), (230, 225464), (368, 140915), (460, 112732), (920, 56366), (1840, 28183)]