125164780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1949}}^1$

素因数の和:2003

約数の個数: 72

約数和(自身を含む): 299754000

約数和(自身を除く): 174589220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 169, 190, 247, 260, 338, 380, 494, 676, 845, 988, 1235, 1690, 1949, 2470, 3211, 3380, 3898, 4940, 6422, 7796, 9745, 12844, 16055, 19490, 25337, 32110, 37031, 38980, 50674, 64220, 74062, 101348, 126685, 148124, 185155, 253370, 329381, 370310, 481403, 506740, 658762, 740620, 962806, 1317524, 1646905, 1925612, 2407015, 3293810, 4814030, 6258239, 6587620, 9628060, 12516478, 25032956, 31291195, 62582390, 125164780]

約数ペア:

[(1, 125164780), (2, 62582390), (4, 31291195), (5, 25032956), (10, 12516478), (13, 9628060), (19, 6587620), (20, 6258239), (26, 4814030), (38, 3293810), (52, 2407015), (65, 1925612), (76, 1646905), (95, 1317524), (130, 962806), (169, 740620), (190, 658762), (247, 506740), (260, 481403), (338, 370310), (380, 329381), (494, 253370), (676, 185155), (845, 148124), (988, 126685), (1235, 101348), (1690, 74062), (1949, 64220), (2470, 50674), (3211, 38980), (3380, 37031), (3898, 32110), (4940, 25337), (6422, 19490), (7796, 16055), (9745, 12844)]