55313560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{997}}^1$

素因数の和:1100

約数の個数: 64

約数和(自身を含む): 132933600

約数和(自身を除く): 77620040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 73, 76, 95, 146, 152, 190, 292, 365, 380, 584, 730, 760, 997, 1387, 1460, 1994, 2774, 2920, 3988, 4985, 5548, 6935, 7976, 9970, 11096, 13870, 18943, 19940, 27740, 37886, 39880, 55480, 72781, 75772, 94715, 145562, 151544, 189430, 291124, 363905, 378860, 582248, 727810, 757720, 1382839, 1455620, 2765678, 2911240, 5531356, 6914195, 11062712, 13828390, 27656780, 55313560]

約数ペア:

[(1, 55313560), (2, 27656780), (4, 13828390), (5, 11062712), (8, 6914195), (10, 5531356), (19, 2911240), (20, 2765678), (38, 1455620), (40, 1382839), (73, 757720), (76, 727810), (95, 582248), (146, 378860), (152, 363905), (190, 291124), (292, 189430), (365, 151544), (380, 145562), (584, 94715), (730, 75772), (760, 72781), (997, 55480), (1387, 39880), (1460, 37886), (1994, 27740), (2774, 19940), (2920, 18943), (3988, 13870), (4985, 11096), (5548, 9970), (6935, 7976)]