68731000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:362

約数の個数: 128

約数和(自身を含む): 183980160

約数和(自身を除く): 115249160

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 85, 100, 104, 125, 130, 136, 170, 200, 221, 250, 260, 311, 325, 340, 425, 442, 500, 520, 622, 650, 680, 850, 884, 1000, 1105, 1244, 1300, 1555, 1625, 1700, 1768, 2125, 2210, 2488, 2600, 3110, 3250, 3400, 4043, 4250, 4420, 5287, 5525, 6220, 6500, 7775, 8086, 8500, 8840, 10574, 11050, 12440, 13000, 15550, 16172, 17000, 20215, 21148, 22100, 26435, 27625, 31100, 32344, 38875, 40430, 42296, 44200, 52870, 55250, 62200, 68731, 77750, 80860, 101075, 105740, 110500, 132175, 137462, 155500, 161720, 202150, 211480, 221000, 264350, 274924, 311000, 343655, 404300, 505375, 528700, 549848, 660875, 687310, 808600, 1010750, 1057400, 1321750, 1374620, 1718275, 2021500, 2643500, 2749240, 3436550, 4043000, 5287000, 6873100, 8591375, 13746200, 17182750, 34365500, 68731000]

約数ペア:

[(1, 68731000), (2, 34365500), (4, 17182750), (5, 13746200), (8, 8591375), (10, 6873100), (13, 5287000), (17, 4043000), (20, 3436550), (25, 2749240), (26, 2643500), (34, 2021500), (40, 1718275), (50, 1374620), (52, 1321750), (65, 1057400), (68, 1010750), (85, 808600), (100, 687310), (104, 660875), (125, 549848), (130, 528700), (136, 505375), (170, 404300), (200, 343655), (221, 311000), (250, 274924), (260, 264350), (311, 221000), (325, 211480), (340, 202150), (425, 161720), (442, 155500), (500, 137462), (520, 132175), (622, 110500), (650, 105740), (680, 101075), (850, 80860), (884, 77750), (1000, 68731), (1105, 62200), (1244, 55250), (1300, 52870), (1555, 44200), (1625, 42296), (1700, 40430), (1768, 38875), (2125, 32344), (2210, 31100), (2488, 27625), (2600, 26435), (3110, 22100), (3250, 21148), (3400, 20215), (4043, 17000), (4250, 16172), (4420, 15550), (5287, 13000), (5525, 12440), (6220, 11050), (6500, 10574), (7775, 8840), (8086, 8500)]