162508840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{312517}}^1$

素因数の和:312541

約数の個数: 32

約数和(自身を含む): 393772680

約数和(自身を除く): 231263840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 312517, 625034, 1250068, 1562585, 2500136, 3125170, 4062721, 6250340, 8125442, 12500680, 16250884, 20313605, 32501768, 40627210, 81254420, 162508840]

約数ペア:

[(1, 162508840), (2, 81254420), (4, 40627210), (5, 32501768), (8, 20313605), (10, 16250884), (13, 12500680), (20, 8125442), (26, 6250340), (40, 4062721), (52, 3125170), (65, 2500136), (104, 1562585), (130, 1250068), (260, 625034), (520, 312517)]