68812640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33083}}^1$

素因数の和:33111

約数の個数: 48

約数和(自身を含む): 175080528

約数和(自身を除く): 106267888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 33083, 66166, 132332, 165415, 264664, 330830, 430079, 529328, 661660, 860158, 1058656, 1323320, 1720316, 2150395, 2646640, 3440632, 4300790, 5293280, 6881264, 8601580, 13762528, 17203160, 34406320, 68812640]

約数ペア:

[(1, 68812640), (2, 34406320), (4, 17203160), (5, 13762528), (8, 8601580), (10, 6881264), (13, 5293280), (16, 4300790), (20, 3440632), (26, 2646640), (32, 2150395), (40, 1720316), (52, 1323320), (65, 1058656), (80, 860158), (104, 661660), (130, 529328), (160, 430079), (208, 330830), (260, 264664), (416, 165415), (520, 132332), (1040, 66166), (2080, 33083)]