51062680

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 118765440

約数和(自身を除く): 67702760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 157, 173, 188, 235, 314, 346, 376, 470, 628, 692, 785, 865, 940, 1256, 1384, 1570, 1730, 1880, 3140, 3460, 6280, 6920, 7379, 8131, 14758, 16262, 27161, 29516, 32524, 36895, 40655, 54322, 59032, 65048, 73790, 81310, 108644, 135805, 147580, 162620, 217288, 271610, 295160, 325240, 543220, 1086440, 1276567, 2553134, 5106268, 6382835, 10212536, 12765670, 25531340, 51062680]

約数ペア:

[(1, 51062680), (2, 25531340), (4, 12765670), (5, 10212536), (8, 6382835), (10, 5106268), (20, 2553134), (40, 1276567), (47, 1086440), (94, 543220), (157, 325240), (173, 295160), (188, 271610), (235, 217288), (314, 162620), (346, 147580), (376, 135805), (470, 108644), (628, 81310), (692, 73790), (785, 65048), (865, 59032), (940, 54322), (1256, 40655), (1384, 36895), (1570, 32524), (1730, 29516), (1880, 27161), (3140, 16262), (3460, 14758), (6280, 8131), (6920, 7379)]