27787370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 56881440

約数和(自身を除く): 29094070

約数列:

[1, 2, 5, 10, 13, 26, 37, 53, 65, 74, 106, 109, 130, 185, 218, 265, 370, 481, 530, 545, 689, 962, 1090, 1378, 1417, 1961, 2405, 2834, 3445, 3922, 4033, 4810, 5777, 6890, 7085, 8066, 9805, 11554, 14170, 19610, 20165, 25493, 28885, 40330, 50986, 52429, 57770, 75101, 104858, 127465, 150202, 213749, 254930, 262145, 375505, 427498, 524290, 751010, 1068745, 2137490, 2778737, 5557474, 13893685, 27787370]

約数ペア:

[(1, 27787370), (2, 13893685), (5, 5557474), (10, 2778737), (13, 2137490), (26, 1068745), (37, 751010), (53, 524290), (65, 427498), (74, 375505), (106, 262145), (109, 254930), (130, 213749), (185, 150202), (218, 127465), (265, 104858), (370, 75101), (481, 57770), (530, 52429), (545, 50986), (689, 40330), (962, 28885), (1090, 25493), (1378, 20165), (1417, 19610), (1961, 14170), (2405, 11554), (2834, 9805), (3445, 8066), (3922, 7085), (4033, 6890), (4810, 5777)]