49353520

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8689}}^1$

素因数の和:8773

約数の個数: 40

約数和(自身を含む): 116376480

約数和(自身を除く): 67022960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 8689, 17378, 34756, 43445, 69512, 86890, 139024, 173780, 347560, 616919, 695120, 1233838, 2467676, 3084595, 4935352, 6169190, 9870704, 12338380, 24676760, 49353520]

約数ペア:

[(1, 49353520), (2, 24676760), (4, 12338380), (5, 9870704), (8, 6169190), (10, 4935352), (16, 3084595), (20, 2467676), (40, 1233838), (71, 695120), (80, 616919), (142, 347560), (284, 173780), (355, 139024), (568, 86890), (710, 69512), (1136, 43445), (1420, 34756), (2840, 17378), (5680, 8689)]