85340680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3061}}^1$

素因数の和:3130

約数の個数: 64

約数和(自身を含む): 208338480

約数和(自身を除く): 122997800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 680, 697, 820, 1394, 1640, 2788, 3061, 3485, 5576, 6122, 6970, 12244, 13940, 15305, 24488, 27880, 30610, 52037, 61220, 104074, 122440, 125501, 208148, 251002, 260185, 416296, 502004, 520370, 627505, 1004008, 1040740, 1255010, 2081480, 2133517, 2510020, 4267034, 5020040, 8534068, 10667585, 17068136, 21335170, 42670340, 85340680]

約数ペア:

[(1, 85340680), (2, 42670340), (4, 21335170), (5, 17068136), (8, 10667585), (10, 8534068), (17, 5020040), (20, 4267034), (34, 2510020), (40, 2133517), (41, 2081480), (68, 1255010), (82, 1040740), (85, 1004008), (136, 627505), (164, 520370), (170, 502004), (205, 416296), (328, 260185), (340, 251002), (410, 208148), (680, 125501), (697, 122440), (820, 104074), (1394, 61220), (1640, 52037), (2788, 30610), (3061, 27880), (3485, 24488), (5576, 15305), (6122, 13940), (6970, 12244)]