156858280

素因数分解:

$2^3\times 5^1\times {\mathrm{1151}}^1\times {\mathrm{3407}}^1$

素因数の和:4569

約数の個数: 32

約数和(自身を含む): 353341440

約数和(自身を除く): 196483160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1151, 2302, 3407, 4604, 5755, 6814, 9208, 11510, 13628, 17035, 23020, 27256, 34070, 46040, 68140, 136280, 3921457, 7842914, 15685828, 19607285, 31371656, 39214570, 78429140, 156858280]

約数ペア:

[(1, 156858280), (2, 78429140), (4, 39214570), (5, 31371656), (8, 19607285), (10, 15685828), (20, 7842914), (40, 3921457), (1151, 136280), (2302, 68140), (3407, 46040), (4604, 34070), (5755, 27256), (6814, 23020), (9208, 17035), (11510, 13628)]