249975700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5197}}^1$

素因数の和:5261

約数の個数: 72

約数和(自身を含む): 600077912

約数和(自身を除く): 350102212

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 74, 100, 130, 148, 185, 260, 325, 370, 481, 650, 740, 925, 962, 1300, 1850, 1924, 2405, 3700, 4810, 5197, 9620, 10394, 12025, 20788, 24050, 25985, 48100, 51970, 67561, 103940, 129925, 135122, 192289, 259850, 270244, 337805, 384578, 519700, 675610, 769156, 961445, 1351220, 1689025, 1922890, 2499757, 3378050, 3845780, 4807225, 4999514, 6756100, 9614450, 9999028, 12498785, 19228900, 24997570, 49995140, 62493925, 124987850, 249975700]

約数ペア:

[(1, 249975700), (2, 124987850), (4, 62493925), (5, 49995140), (10, 24997570), (13, 19228900), (20, 12498785), (25, 9999028), (26, 9614450), (37, 6756100), (50, 4999514), (52, 4807225), (65, 3845780), (74, 3378050), (100, 2499757), (130, 1922890), (148, 1689025), (185, 1351220), (260, 961445), (325, 769156), (370, 675610), (481, 519700), (650, 384578), (740, 337805), (925, 270244), (962, 259850), (1300, 192289), (1850, 135122), (1924, 129925), (2405, 103940), (3700, 67561), (4810, 51970), (5197, 48100), (9620, 25985), (10394, 24050), (12025, 20788)]