55574740

素因数分解:

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

素因数の和:221

約数の個数: 96

約数和(自身を含む): 132723360

約数和(自身を除く): 77148620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 53, 65, 74, 106, 109, 130, 148, 185, 212, 218, 260, 265, 370, 436, 481, 530, 545, 689, 740, 962, 1060, 1090, 1378, 1417, 1924, 1961, 2180, 2405, 2756, 2834, 3445, 3922, 4033, 4810, 5668, 5777, 6890, 7085, 7844, 8066, 9620, 9805, 11554, 13780, 14170, 16132, 19610, 20165, 23108, 25493, 28340, 28885, 39220, 40330, 50986, 52429, 57770, 75101, 80660, 101972, 104858, 115540, 127465, 150202, 209716, 213749, 254930, 262145, 300404, 375505, 427498, 509860, 524290, 751010, 854996, 1048580, 1068745, 1502020, 2137490, 2778737, 4274980, 5557474, 11114948, 13893685, 27787370, 55574740]

約数ペア:

[(1, 55574740), (2, 27787370), (4, 13893685), (5, 11114948), (10, 5557474), (13, 4274980), (20, 2778737), (26, 2137490), (37, 1502020), (52, 1068745), (53, 1048580), (65, 854996), (74, 751010), (106, 524290), (109, 509860), (130, 427498), (148, 375505), (185, 300404), (212, 262145), (218, 254930), (260, 213749), (265, 209716), (370, 150202), (436, 127465), (481, 115540), (530, 104858), (545, 101972), (689, 80660), (740, 75101), (962, 57770), (1060, 52429), (1090, 50986), (1378, 40330), (1417, 39220), (1924, 28885), (1961, 28340), (2180, 25493), (2405, 23108), (2756, 20165), (2834, 19610), (3445, 16132), (3922, 14170), (4033, 13780), (4810, 11554), (5668, 9805), (5777, 9620), (6890, 8066), (7085, 7844)]