66448240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{48859}}^1$

素因数の和:48889

約数の個数: 40

約数和(自身を含む): 163583280

約数和(自身を除く): 97135040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 48859, 97718, 195436, 244295, 390872, 488590, 781744, 830603, 977180, 1661206, 1954360, 3322412, 3908720, 4153015, 6644824, 8306030, 13289648, 16612060, 33224120, 66448240]

約数ペア:

[(1, 66448240), (2, 33224120), (4, 16612060), (5, 13289648), (8, 8306030), (10, 6644824), (16, 4153015), (17, 3908720), (20, 3322412), (34, 1954360), (40, 1661206), (68, 977180), (80, 830603), (85, 781744), (136, 488590), (170, 390872), (272, 244295), (340, 195436), (680, 97718), (1360, 48859)]