70728080

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2671}}^1$

素因数の和:3015

約数の個数: 40

約数和(自身を含む): 165001344

約数和(自身を除く): 94273264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 662, 1324, 1655, 2648, 2671, 3310, 5296, 5342, 6620, 10684, 13240, 13355, 21368, 26480, 26710, 42736, 53420, 106840, 213680, 884101, 1768202, 3536404, 4420505, 7072808, 8841010, 14145616, 17682020, 35364040, 70728080]

約数ペア:

[(1, 70728080), (2, 35364040), (4, 17682020), (5, 14145616), (8, 8841010), (10, 7072808), (16, 4420505), (20, 3536404), (40, 1768202), (80, 884101), (331, 213680), (662, 106840), (1324, 53420), (1655, 42736), (2648, 26710), (2671, 26480), (3310, 21368), (5296, 13355), (5342, 13240), (6620, 10684)]