25951640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{349}}^1$

素因数の和:397

約数の個数: 96

約数和(自身を含む): 69174000

約数和(自身を除く): 43222360

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 169, 220, 260, 286, 338, 349, 440, 520, 572, 676, 698, 715, 845, 1144, 1352, 1396, 1430, 1690, 1745, 1859, 2792, 2860, 3380, 3490, 3718, 3839, 4537, 5720, 6760, 6980, 7436, 7678, 9074, 9295, 13960, 14872, 15356, 18148, 18590, 19195, 22685, 30712, 36296, 37180, 38390, 45370, 49907, 58981, 74360, 76780, 90740, 99814, 117962, 153560, 181480, 199628, 235924, 249535, 294905, 399256, 471848, 499070, 589810, 648791, 998140, 1179620, 1297582, 1996280, 2359240, 2595164, 3243955, 5190328, 6487910, 12975820, 25951640]

約数ペア:

[(1, 25951640), (2, 12975820), (4, 6487910), (5, 5190328), (8, 3243955), (10, 2595164), (11, 2359240), (13, 1996280), (20, 1297582), (22, 1179620), (26, 998140), (40, 648791), (44, 589810), (52, 499070), (55, 471848), (65, 399256), (88, 294905), (104, 249535), (110, 235924), (130, 199628), (143, 181480), (169, 153560), (220, 117962), (260, 99814), (286, 90740), (338, 76780), (349, 74360), (440, 58981), (520, 49907), (572, 45370), (676, 38390), (698, 37180), (715, 36296), (845, 30712), (1144, 22685), (1352, 19195), (1396, 18590), (1430, 18148), (1690, 15356), (1745, 14872), (1859, 13960), (2792, 9295), (2860, 9074), (3380, 7678), (3490, 7436), (3718, 6980), (3839, 6760), (4537, 5720)]