80988136

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{3793}}^1$

素因数の和:3973

約数の個数: 32

約数和(自身を含む): 161852040

約数和(自身を除く): 80863904

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 157, 314, 628, 1256, 2669, 3793, 5338, 7586, 10676, 15172, 21352, 30344, 64481, 128962, 257924, 515848, 595501, 1191002, 2382004, 4764008, 10123517, 20247034, 40494068, 80988136]

約数ペア:

[(1, 80988136), (2, 40494068), (4, 20247034), (8, 10123517), (17, 4764008), (34, 2382004), (68, 1191002), (136, 595501), (157, 515848), (314, 257924), (628, 128962), (1256, 64481), (2669, 30344), (3793, 21352), (5338, 15172), (7586, 10676)]