687768770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:276

約数の個数: 96

約数和(自身を含む): 1423103472

約数和(自身を除く): 735334702

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 73, 115, 130, 137, 146, 230, 274, 299, 365, 529, 598, 685, 730, 949, 1058, 1370, 1495, 1679, 1781, 1898, 2645, 2990, 3151, 3358, 3562, 4745, 5290, 6302, 6877, 8395, 8905, 9490, 10001, 13754, 15755, 16790, 17810, 20002, 21827, 31510, 34385, 38617, 40963, 43654, 50005, 68770, 72473, 77234, 81926, 100010, 109135, 130013, 144946, 193085, 204815, 218270, 230023, 260026, 362365, 386170, 409630, 460046, 502021, 650065, 724730, 942149, 1004042, 1150115, 1300130, 1884298, 2300230, 2510105, 2990299, 4710745, 5020210, 5290529, 5980598, 9421490, 10581058, 14951495, 26452645, 29902990, 52905290, 68776877, 137553754, 343884385, 687768770]

約数ペア:

[(1, 687768770), (2, 343884385), (5, 137553754), (10, 68776877), (13, 52905290), (23, 29902990), (26, 26452645), (46, 14951495), (65, 10581058), (73, 9421490), (115, 5980598), (130, 5290529), (137, 5020210), (146, 4710745), (230, 2990299), (274, 2510105), (299, 2300230), (365, 1884298), (529, 1300130), (598, 1150115), (685, 1004042), (730, 942149), (949, 724730), (1058, 650065), (1370, 502021), (1495, 460046), (1679, 409630), (1781, 386170), (1898, 362365), (2645, 260026), (2990, 230023), (3151, 218270), (3358, 204815), (3562, 193085), (4745, 144946), (5290, 130013), (6302, 109135), (6877, 100010), (8395, 81926), (8905, 77234), (9490, 72473), (10001, 68770), (13754, 50005), (15755, 43654), (16790, 40963), (17810, 38617), (20002, 34385), (21827, 31510)]