28118090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2$

素因数の和:144

約数の個数: 96

約数和(自身を含む): 69261696

約数和(自身を除く): 41143606

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 53, 55, 65, 70, 77, 91, 106, 110, 130, 143, 154, 182, 265, 286, 371, 385, 455, 530, 583, 689, 715, 742, 770, 910, 1001, 1166, 1378, 1430, 1855, 2002, 2809, 2915, 3445, 3710, 4081, 4823, 5005, 5618, 5830, 6890, 7579, 8162, 9646, 10010, 14045, 15158, 19663, 20405, 24115, 28090, 30899, 36517, 37895, 39326, 40810, 48230, 53053, 61798, 73034, 75790, 98315, 106106, 154495, 182585, 196630, 216293, 255619, 265265, 308990, 365170, 401687, 432586, 511238, 530530, 803374, 1081465, 1278095, 2008435, 2162930, 2556190, 2811809, 4016870, 5623618, 14059045, 28118090]

約数ペア:

[(1, 28118090), (2, 14059045), (5, 5623618), (7, 4016870), (10, 2811809), (11, 2556190), (13, 2162930), (14, 2008435), (22, 1278095), (26, 1081465), (35, 803374), (53, 530530), (55, 511238), (65, 432586), (70, 401687), (77, 365170), (91, 308990), (106, 265265), (110, 255619), (130, 216293), (143, 196630), (154, 182585), (182, 154495), (265, 106106), (286, 98315), (371, 75790), (385, 73034), (455, 61798), (530, 53053), (583, 48230), (689, 40810), (715, 39326), (742, 37895), (770, 36517), (910, 30899), (1001, 28090), (1166, 24115), (1378, 20405), (1430, 19663), (1855, 15158), (2002, 14045), (2809, 10010), (2915, 9646), (3445, 8162), (3710, 7579), (4081, 6890), (4823, 5830), (5005, 5618)]