13541120

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 33112800

約数和(自身を除く): 19571680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 149, 160, 256, 284, 298, 320, 355, 568, 596, 640, 710, 745, 1136, 1192, 1280, 1420, 1490, 2272, 2384, 2840, 2980, 4544, 4768, 5680, 5960, 9088, 9536, 10579, 11360, 11920, 18176, 19072, 21158, 22720, 23840, 38144, 42316, 45440, 47680, 52895, 84632, 90880, 95360, 105790, 169264, 190720, 211580, 338528, 423160, 677056, 846320, 1354112, 1692640, 2708224, 3385280, 6770560, 13541120]

約数ペア:

[(1, 13541120), (2, 6770560), (4, 3385280), (5, 2708224), (8, 1692640), (10, 1354112), (16, 846320), (20, 677056), (32, 423160), (40, 338528), (64, 211580), (71, 190720), (80, 169264), (128, 105790), (142, 95360), (149, 90880), (160, 84632), (256, 52895), (284, 47680), (298, 45440), (320, 42316), (355, 38144), (568, 23840), (596, 22720), (640, 21158), (710, 19072), (745, 18176), (1136, 11920), (1192, 11360), (1280, 10579), (1420, 9536), (1490, 9088), (2272, 5960), (2384, 5680), (2840, 4768), (2980, 4544)]