53281360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{317}}^1$

素因数の和:532

約数の個数: 80

約数和(自身を含む): 136276992

約数和(自身を除く): 82995632

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 191, 220, 317, 382, 440, 634, 764, 880, 955, 1268, 1528, 1585, 1910, 2101, 2536, 3056, 3170, 3487, 3820, 4202, 5072, 6340, 6974, 7640, 8404, 10505, 12680, 13948, 15280, 16808, 17435, 21010, 25360, 27896, 33616, 34870, 42020, 55792, 60547, 69740, 84040, 121094, 139480, 168080, 242188, 278960, 302735, 484376, 605470, 666017, 968752, 1210940, 1332034, 2421880, 2664068, 3330085, 4843760, 5328136, 6660170, 10656272, 13320340, 26640680, 53281360]

約数ペア:

[(1, 53281360), (2, 26640680), (4, 13320340), (5, 10656272), (8, 6660170), (10, 5328136), (11, 4843760), (16, 3330085), (20, 2664068), (22, 2421880), (40, 1332034), (44, 1210940), (55, 968752), (80, 666017), (88, 605470), (110, 484376), (176, 302735), (191, 278960), (220, 242188), (317, 168080), (382, 139480), (440, 121094), (634, 84040), (764, 69740), (880, 60547), (955, 55792), (1268, 42020), (1528, 34870), (1585, 33616), (1910, 27896), (2101, 25360), (2536, 21010), (3056, 17435), (3170, 16808), (3487, 15280), (3820, 13948), (4202, 12680), (5072, 10505), (6340, 8404), (6974, 7640)]