69641720

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{13709}}^1$

素因数の和:13847

約数の個数: 32

約数和(自身を含む): 157939200

約数和(自身を除く): 88297480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 13709, 27418, 54836, 68545, 109672, 137090, 274180, 548360, 1741043, 3482086, 6964172, 8705215, 13928344, 17410430, 34820860, 69641720]

約数ペア:

[(1, 69641720), (2, 34820860), (4, 17410430), (5, 13928344), (8, 8705215), (10, 6964172), (20, 3482086), (40, 1741043), (127, 548360), (254, 274180), (508, 137090), (635, 109672), (1016, 68545), (1270, 54836), (2540, 27418), (5080, 13709)]