25221900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{7643}}^1$

素因数の和:7671

約数の個数: 72

約数和(自身を含む): 79619904

約数和(自身を除く): 54398004

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 110, 132, 150, 165, 220, 275, 300, 330, 550, 660, 825, 1100, 1650, 3300, 7643, 15286, 22929, 30572, 38215, 45858, 76430, 84073, 91716, 114645, 152860, 168146, 191075, 229290, 252219, 336292, 382150, 420365, 458580, 504438, 573225, 764300, 840730, 1008876, 1146450, 1261095, 1681460, 2101825, 2292900, 2522190, 4203650, 5044380, 6305475, 8407300, 12610950, 25221900]

約数ペア:

[(1, 25221900), (2, 12610950), (3, 8407300), (4, 6305475), (5, 5044380), (6, 4203650), (10, 2522190), (11, 2292900), (12, 2101825), (15, 1681460), (20, 1261095), (22, 1146450), (25, 1008876), (30, 840730), (33, 764300), (44, 573225), (50, 504438), (55, 458580), (60, 420365), (66, 382150), (75, 336292), (100, 252219), (110, 229290), (132, 191075), (150, 168146), (165, 152860), (220, 114645), (275, 91716), (300, 84073), (330, 76430), (550, 45858), (660, 38215), (825, 30572), (1100, 22929), (1650, 15286), (3300, 7643)]