88742680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1087}}^1$

素因数の和:1268

約数の個数: 64

約数和(自身を含む): 216599040

約数和(自身を除く): 127856360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 157, 260, 314, 520, 628, 785, 1087, 1256, 1570, 2041, 2174, 3140, 4082, 4348, 5435, 6280, 8164, 8696, 10205, 10870, 14131, 16328, 20410, 21740, 28262, 40820, 43480, 56524, 70655, 81640, 113048, 141310, 170659, 282620, 341318, 565240, 682636, 853295, 1365272, 1706590, 2218567, 3413180, 4437134, 6826360, 8874268, 11092835, 17748536, 22185670, 44371340, 88742680]

約数ペア:

[(1, 88742680), (2, 44371340), (4, 22185670), (5, 17748536), (8, 11092835), (10, 8874268), (13, 6826360), (20, 4437134), (26, 3413180), (40, 2218567), (52, 1706590), (65, 1365272), (104, 853295), (130, 682636), (157, 565240), (260, 341318), (314, 282620), (520, 170659), (628, 141310), (785, 113048), (1087, 81640), (1256, 70655), (1570, 56524), (2041, 43480), (2174, 40820), (3140, 28262), (4082, 21740), (4348, 20410), (5435, 16328), (6280, 14131), (8164, 10870), (8696, 10205)]