21452600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 55413120

約数和(自身を除く): 33960520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 37, 40, 50, 52, 65, 74, 100, 104, 130, 148, 185, 200, 223, 260, 296, 325, 370, 446, 481, 520, 650, 740, 892, 925, 962, 1115, 1300, 1480, 1784, 1850, 1924, 2230, 2405, 2600, 2899, 3700, 3848, 4460, 4810, 5575, 5798, 7400, 8251, 8920, 9620, 11150, 11596, 12025, 14495, 16502, 19240, 22300, 23192, 24050, 28990, 33004, 41255, 44600, 48100, 57980, 66008, 72475, 82510, 96200, 107263, 115960, 144950, 165020, 206275, 214526, 289900, 330040, 412550, 429052, 536315, 579800, 825100, 858104, 1072630, 1650200, 2145260, 2681575, 4290520, 5363150, 10726300, 21452600]

約数ペア:

[(1, 21452600), (2, 10726300), (4, 5363150), (5, 4290520), (8, 2681575), (10, 2145260), (13, 1650200), (20, 1072630), (25, 858104), (26, 825100), (37, 579800), (40, 536315), (50, 429052), (52, 412550), (65, 330040), (74, 289900), (100, 214526), (104, 206275), (130, 165020), (148, 144950), (185, 115960), (200, 107263), (223, 96200), (260, 82510), (296, 72475), (325, 66008), (370, 57980), (446, 48100), (481, 44600), (520, 41255), (650, 33004), (740, 28990), (892, 24050), (925, 23192), (962, 22300), (1115, 19240), (1300, 16502), (1480, 14495), (1784, 12025), (1850, 11596), (1924, 11150), (2230, 9620), (2405, 8920), (2600, 8251), (2899, 7400), (3700, 5798), (3848, 5575), (4460, 4810)]