68898688

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{31663}}^1$

素因数の和:31694

約数の個数: 32

約数和(自身を含む): 145337760

約数和(自身を除く): 76439072

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 31663, 63326, 126652, 253304, 506608, 538271, 1013216, 1076542, 2026432, 2153084, 4052864, 4306168, 8612336, 17224672, 34449344, 68898688]

約数ペア:

[(1, 68898688), (2, 34449344), (4, 17224672), (8, 8612336), (16, 4306168), (17, 4052864), (32, 2153084), (34, 2026432), (64, 1076542), (68, 1013216), (128, 538271), (136, 506608), (272, 253304), (544, 126652), (1088, 63326), (2176, 31663)]