25628220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{823}}^1$

素因数の和:1011

約数の個数: 72

約数和(自身を含む): 78283296

約数和(自身を除く): 52655076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 823, 865, 1038, 1557, 1646, 1730, 2076, 2469, 2595, 3114, 3292, 3460, 4115, 4938, 5190, 6228, 7407, 7785, 8230, 9876, 10380, 12345, 14814, 15570, 16460, 24690, 29628, 31140, 37035, 49380, 74070, 142379, 148140, 284758, 427137, 569516, 711895, 854274, 1281411, 1423790, 1708548, 2135685, 2562822, 2847580, 4271370, 5125644, 6407055, 8542740, 12814110, 25628220]

約数ペア:

[(1, 25628220), (2, 12814110), (3, 8542740), (4, 6407055), (5, 5125644), (6, 4271370), (9, 2847580), (10, 2562822), (12, 2135685), (15, 1708548), (18, 1423790), (20, 1281411), (30, 854274), (36, 711895), (45, 569516), (60, 427137), (90, 284758), (173, 148140), (180, 142379), (346, 74070), (519, 49380), (692, 37035), (823, 31140), (865, 29628), (1038, 24690), (1557, 16460), (1646, 15570), (1730, 14814), (2076, 12345), (2469, 10380), (2595, 9876), (3114, 8230), (3292, 7785), (3460, 7407), (4115, 6228), (4938, 5190)]