73965520

素因数分解:

$2^4\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1709}}^1$

素因数の和:2263

約数の個数: 40

約数和(自身を含む): 172388520

約数和(自身を除く): 98423000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 541, 1082, 1709, 2164, 2705, 3418, 4328, 5410, 6836, 8545, 8656, 10820, 13672, 17090, 21640, 27344, 34180, 43280, 68360, 136720, 924569, 1849138, 3698276, 4622845, 7396552, 9245690, 14793104, 18491380, 36982760, 73965520]

約数ペア:

[(1, 73965520), (2, 36982760), (4, 18491380), (5, 14793104), (8, 9245690), (10, 7396552), (16, 4622845), (20, 3698276), (40, 1849138), (80, 924569), (541, 136720), (1082, 68360), (1709, 43280), (2164, 34180), (2705, 27344), (3418, 21640), (4328, 17090), (5410, 13672), (6836, 10820), (8545, 8656)]