66508760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2081}}^1$

素因数の和:2156

約数の個数: 64

約数和(自身を含む): 161896320

約数和(自身を除く): 95387560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 235, 340, 376, 470, 680, 799, 940, 1598, 1880, 2081, 3196, 3995, 4162, 6392, 7990, 8324, 10405, 15980, 16648, 20810, 31960, 35377, 41620, 70754, 83240, 97807, 141508, 176885, 195614, 283016, 353770, 391228, 489035, 707540, 782456, 978070, 1415080, 1662719, 1956140, 3325438, 3912280, 6650876, 8313595, 13301752, 16627190, 33254380, 66508760]

約数ペア:

[(1, 66508760), (2, 33254380), (4, 16627190), (5, 13301752), (8, 8313595), (10, 6650876), (17, 3912280), (20, 3325438), (34, 1956140), (40, 1662719), (47, 1415080), (68, 978070), (85, 782456), (94, 707540), (136, 489035), (170, 391228), (188, 353770), (235, 283016), (340, 195614), (376, 176885), (470, 141508), (680, 97807), (799, 83240), (940, 70754), (1598, 41620), (1880, 35377), (2081, 31960), (3196, 20810), (3995, 16648), (4162, 15980), (6392, 10405), (7990, 8324)]