78768055

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{179}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 104509440

約数和(自身を除く): 25741385

約数列:

[1, 5, 17, 31, 85, 155, 167, 179, 527, 835, 895, 2635, 2839, 3043, 5177, 5549, 14195, 15215, 25885, 27745, 29893, 88009, 94333, 149465, 440045, 471665, 508181, 926683, 2540905, 4633415, 15753611, 78768055]

約数ペア:

[(1, 78768055), (5, 15753611), (17, 4633415), (31, 2540905), (85, 926683), (155, 508181), (167, 471665), (179, 440045), (527, 149465), (835, 94333), (895, 88009), (2635, 29893), (2839, 27745), (3043, 25885), (5177, 15215), (5549, 14195)]