31054100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 87077760

約数和(自身を除く): 56023660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 37, 44, 50, 55, 70, 74, 77, 100, 109, 110, 140, 148, 154, 175, 185, 218, 220, 259, 275, 308, 350, 370, 385, 407, 436, 518, 545, 550, 700, 740, 763, 770, 814, 925, 1036, 1090, 1100, 1199, 1295, 1526, 1540, 1628, 1850, 1925, 2035, 2180, 2398, 2590, 2725, 2849, 3052, 3700, 3815, 3850, 4033, 4070, 4796, 5180, 5450, 5698, 5995, 6475, 7630, 7700, 8066, 8140, 8393, 10175, 10900, 11396, 11990, 12950, 14245, 15260, 16132, 16786, 19075, 20165, 20350, 23980, 25900, 28231, 28490, 29975, 33572, 38150, 40330, 40700, 41965, 44363, 56462, 56980, 59950, 71225, 76300, 80660, 83930, 88726, 100825, 112924, 119900, 141155, 142450, 167860, 177452, 201650, 209825, 221815, 282310, 284900, 310541, 403300, 419650, 443630, 564620, 621082, 705775, 839300, 887260, 1109075, 1242164, 1411550, 1552705, 2218150, 2823100, 3105410, 4436300, 6210820, 7763525, 15527050, 31054100]

約数ペア:

[(1, 31054100), (2, 15527050), (4, 7763525), (5, 6210820), (7, 4436300), (10, 3105410), (11, 2823100), (14, 2218150), (20, 1552705), (22, 1411550), (25, 1242164), (28, 1109075), (35, 887260), (37, 839300), (44, 705775), (50, 621082), (55, 564620), (70, 443630), (74, 419650), (77, 403300), (100, 310541), (109, 284900), (110, 282310), (140, 221815), (148, 209825), (154, 201650), (175, 177452), (185, 167860), (218, 142450), (220, 141155), (259, 119900), (275, 112924), (308, 100825), (350, 88726), (370, 83930), (385, 80660), (407, 76300), (436, 71225), (518, 59950), (545, 56980), (550, 56462), (700, 44363), (740, 41965), (763, 40700), (770, 40330), (814, 38150), (925, 33572), (1036, 29975), (1090, 28490), (1100, 28231), (1199, 25900), (1295, 23980), (1526, 20350), (1540, 20165), (1628, 19075), (1850, 16786), (1925, 16132), (2035, 15260), (2180, 14245), (2398, 12950), (2590, 11990), (2725, 11396), (2849, 10900), (3052, 10175), (3700, 8393), (3815, 8140), (3850, 8066), (4033, 7700), (4070, 7630), (4796, 6475), (5180, 5995), (5450, 5698)]