81512568

素因数分解:

$2^3\times 3^4\times {\mathrm{125791}}^1$

素因数の和:125809

約数の個数: 40

約数和(自身を含む): 228312480

約数和(自身を除く): 146799912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 125791, 251582, 377373, 503164, 754746, 1006328, 1132119, 1509492, 2264238, 3018984, 3396357, 4528476, 6792714, 9056952, 10189071, 13585428, 20378142, 27170856, 40756284, 81512568]

約数ペア:

[(1, 81512568), (2, 40756284), (3, 27170856), (4, 20378142), (6, 13585428), (8, 10189071), (9, 9056952), (12, 6792714), (18, 4528476), (24, 3396357), (27, 3018984), (36, 2264238), (54, 1509492), (72, 1132119), (81, 1006328), (108, 754746), (162, 503164), (216, 377373), (324, 251582), (648, 125791)]