100986520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1493}}^1$

素因数の和:1612

約数の個数: 64

約数和(自身を含む): 242028000

約数和(自身を除く): 141041480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 89, 95, 152, 178, 190, 356, 380, 445, 712, 760, 890, 1493, 1691, 1780, 2986, 3382, 3560, 5972, 6764, 7465, 8455, 11944, 13528, 14930, 16910, 28367, 29860, 33820, 56734, 59720, 67640, 113468, 132877, 141835, 226936, 265754, 283670, 531508, 567340, 664385, 1063016, 1134680, 1328770, 2524663, 2657540, 5049326, 5315080, 10098652, 12623315, 20197304, 25246630, 50493260, 100986520]

約数ペア:

[(1, 100986520), (2, 50493260), (4, 25246630), (5, 20197304), (8, 12623315), (10, 10098652), (19, 5315080), (20, 5049326), (38, 2657540), (40, 2524663), (76, 1328770), (89, 1134680), (95, 1063016), (152, 664385), (178, 567340), (190, 531508), (356, 283670), (380, 265754), (445, 226936), (712, 141835), (760, 132877), (890, 113468), (1493, 67640), (1691, 59720), (1780, 56734), (2986, 33820), (3382, 29860), (3560, 28367), (5972, 16910), (6764, 14930), (7465, 13528), (8455, 11944)]