68429080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{977}}^1$

素因数の和:1108

約数の個数: 64

約数和(自身を含む): 164773440

約数和(自身を除く): 96344360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 103, 136, 170, 206, 340, 412, 515, 680, 824, 977, 1030, 1751, 1954, 2060, 3502, 3908, 4120, 4885, 7004, 7816, 8755, 9770, 14008, 16609, 17510, 19540, 33218, 35020, 39080, 66436, 70040, 83045, 100631, 132872, 166090, 201262, 332180, 402524, 503155, 664360, 805048, 1006310, 1710727, 2012620, 3421454, 4025240, 6842908, 8553635, 13685816, 17107270, 34214540, 68429080]

約数ペア:

[(1, 68429080), (2, 34214540), (4, 17107270), (5, 13685816), (8, 8553635), (10, 6842908), (17, 4025240), (20, 3421454), (34, 2012620), (40, 1710727), (68, 1006310), (85, 805048), (103, 664360), (136, 503155), (170, 402524), (206, 332180), (340, 201262), (412, 166090), (515, 132872), (680, 100631), (824, 83045), (977, 70040), (1030, 66436), (1751, 39080), (1954, 35020), (2060, 33218), (3502, 19540), (3908, 17510), (4120, 16609), (4885, 14008), (7004, 9770), (7816, 8755)]