39220400

素因数分解:

$2^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1381}}^1$

素因数の和:1470

約数の個数: 60

約数和(自身を含む): 95623344

約数和(自身を除く): 56402944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 142, 200, 284, 355, 400, 568, 710, 1136, 1381, 1420, 1775, 2762, 2840, 3550, 5524, 5680, 6905, 7100, 11048, 13810, 14200, 22096, 27620, 28400, 34525, 55240, 69050, 98051, 110480, 138100, 196102, 276200, 392204, 490255, 552400, 784408, 980510, 1568816, 1961020, 2451275, 3922040, 4902550, 7844080, 9805100, 19610200, 39220400]

約数ペア:

[(1, 39220400), (2, 19610200), (4, 9805100), (5, 7844080), (8, 4902550), (10, 3922040), (16, 2451275), (20, 1961020), (25, 1568816), (40, 980510), (50, 784408), (71, 552400), (80, 490255), (100, 392204), (142, 276200), (200, 196102), (284, 138100), (355, 110480), (400, 98051), (568, 69050), (710, 55240), (1136, 34525), (1381, 28400), (1420, 27620), (1775, 22096), (2762, 14200), (2840, 13810), (3550, 11048), (5524, 7100), (5680, 6905)]