254525920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13147}}^1$

素因数の和:13184

約数の個数: 72

約数和(自身を含む): 661002552

約数和(自身を除く): 406476632

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2420, 3872, 4840, 9680, 13147, 19360, 26294, 52588, 65735, 105176, 131470, 144617, 210352, 262940, 289234, 420704, 525880, 578468, 723085, 1051760, 1156936, 1446170, 1590787, 2103520, 2313872, 2892340, 3181574, 4627744, 5784680, 6363148, 7953935, 11569360, 12726296, 15907870, 23138720, 25452592, 31815740, 50905184, 63631480, 127262960, 254525920]

約数ペア:

[(1, 254525920), (2, 127262960), (4, 63631480), (5, 50905184), (8, 31815740), (10, 25452592), (11, 23138720), (16, 15907870), (20, 12726296), (22, 11569360), (32, 7953935), (40, 6363148), (44, 5784680), (55, 4627744), (80, 3181574), (88, 2892340), (110, 2313872), (121, 2103520), (160, 1590787), (176, 1446170), (220, 1156936), (242, 1051760), (352, 723085), (440, 578468), (484, 525880), (605, 420704), (880, 289234), (968, 262940), (1210, 210352), (1760, 144617), (1936, 131470), (2420, 105176), (3872, 65735), (4840, 52588), (9680, 26294), (13147, 19360)]