72990056

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 138948480

約数和(自身を除く): 65958424

約数列:

[1, 2, 4, 8, 131, 257, 262, 271, 514, 524, 542, 1028, 1048, 1084, 2056, 2168, 33667, 35501, 67334, 69647, 71002, 134668, 139294, 142004, 269336, 278588, 284008, 557176, 9123757, 18247514, 36495028, 72990056]

約数ペア:

[(1, 72990056), (2, 36495028), (4, 18247514), (8, 9123757), (131, 557176), (257, 284008), (262, 278588), (271, 269336), (514, 142004), (524, 139294), (542, 134668), (1028, 71002), (1048, 69647), (1084, 67334), (2056, 35501), (2168, 33667)]