64942480

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{13759}}^1$

素因数の和:13831

約数の個数: 40

約数和(自身を含む): 153561600

約数和(自身を除く): 88619120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 4720, 13759, 27518, 55036, 68795, 110072, 137590, 220144, 275180, 550360, 811781, 1100720, 1623562, 3247124, 4058905, 6494248, 8117810, 12988496, 16235620, 32471240, 64942480]

約数ペア:

[(1, 64942480), (2, 32471240), (4, 16235620), (5, 12988496), (8, 8117810), (10, 6494248), (16, 4058905), (20, 3247124), (40, 1623562), (59, 1100720), (80, 811781), (118, 550360), (236, 275180), (295, 220144), (472, 137590), (590, 110072), (944, 68795), (1180, 55036), (2360, 27518), (4720, 13759)]