209167300

素因数分解:

$2^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{31219}}^1$

素因数の和:31300

約数の個数: 36

約数和(自身を含む): 460682320

約数和(自身を除く): 251515020

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 134, 268, 335, 670, 1340, 1675, 3350, 6700, 31219, 62438, 124876, 156095, 312190, 624380, 780475, 1560950, 2091673, 3121900, 4183346, 8366692, 10458365, 20916730, 41833460, 52291825, 104583650, 209167300]

約数ペア:

[(1, 209167300), (2, 104583650), (4, 52291825), (5, 41833460), (10, 20916730), (20, 10458365), (25, 8366692), (50, 4183346), (67, 3121900), (100, 2091673), (134, 1560950), (268, 780475), (335, 624380), (670, 312190), (1340, 156095), (1675, 124876), (3350, 62438), (6700, 31219)]