242537900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2791}}^1$

素因数の和:2895

約数の個数: 72

約数和(自身を含む): 581629440

約数和(自身を除く): 339091540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 79, 100, 110, 158, 220, 275, 316, 395, 550, 790, 869, 1100, 1580, 1738, 1975, 2791, 3476, 3950, 4345, 5582, 7900, 8690, 11164, 13955, 17380, 21725, 27910, 30701, 43450, 55820, 61402, 69775, 86900, 122804, 139550, 153505, 220489, 279100, 307010, 440978, 614020, 767525, 881956, 1102445, 1535050, 2204890, 2425379, 3070100, 4409780, 4850758, 5512225, 9701516, 11024450, 12126895, 22048900, 24253790, 48507580, 60634475, 121268950, 242537900]

約数ペア:

[(1, 242537900), (2, 121268950), (4, 60634475), (5, 48507580), (10, 24253790), (11, 22048900), (20, 12126895), (22, 11024450), (25, 9701516), (44, 5512225), (50, 4850758), (55, 4409780), (79, 3070100), (100, 2425379), (110, 2204890), (158, 1535050), (220, 1102445), (275, 881956), (316, 767525), (395, 614020), (550, 440978), (790, 307010), (869, 279100), (1100, 220489), (1580, 153505), (1738, 139550), (1975, 122804), (2791, 86900), (3476, 69775), (3950, 61402), (4345, 55820), (5582, 43450), (7900, 30701), (8690, 27910), (11164, 21725), (13955, 17380)]