70855720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{136261}}^1$

素因数の和:136285

約数の個数: 32

約数和(自身を含む): 171690120

約数和(自身を除く): 100834400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 136261, 272522, 545044, 681305, 1090088, 1362610, 1771393, 2725220, 3542786, 5450440, 7085572, 8856965, 14171144, 17713930, 35427860, 70855720]

約数ペア:

[(1, 70855720), (2, 35427860), (4, 17713930), (5, 14171144), (8, 8856965), (10, 7085572), (13, 5450440), (20, 3542786), (26, 2725220), (40, 1771393), (52, 1362610), (65, 1090088), (104, 681305), (130, 545044), (260, 272522), (520, 136261)]