74127560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{142553}}^1$

素因数の和:142577

約数の個数: 32

約数和(自身を含む): 179618040

約数和(自身を除く): 105490480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 142553, 285106, 570212, 712765, 1140424, 1425530, 1853189, 2851060, 3706378, 5702120, 7412756, 9265945, 14825512, 18531890, 37063780, 74127560]

約数ペア:

[(1, 74127560), (2, 37063780), (4, 18531890), (5, 14825512), (8, 9265945), (10, 7412756), (13, 5702120), (20, 3706378), (26, 2851060), (40, 1853189), (52, 1425530), (65, 1140424), (104, 712765), (130, 570212), (260, 285106), (520, 142553)]