74997520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1949}}^1$

素因数の和:2012

約数の個数: 80

約数和(自身を含む): 192956400

約数和(自身を除く): 117958880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 260, 296, 370, 481, 520, 592, 740, 962, 1040, 1480, 1924, 1949, 2405, 2960, 3848, 3898, 4810, 7696, 7796, 9620, 9745, 15592, 19240, 19490, 25337, 31184, 38480, 38980, 50674, 72113, 77960, 101348, 126685, 144226, 155920, 202696, 253370, 288452, 360565, 405392, 506740, 576904, 721130, 937469, 1013480, 1153808, 1442260, 1874938, 2026960, 2884520, 3749876, 4687345, 5769040, 7499752, 9374690, 14999504, 18749380, 37498760, 74997520]

約数ペア:

[(1, 74997520), (2, 37498760), (4, 18749380), (5, 14999504), (8, 9374690), (10, 7499752), (13, 5769040), (16, 4687345), (20, 3749876), (26, 2884520), (37, 2026960), (40, 1874938), (52, 1442260), (65, 1153808), (74, 1013480), (80, 937469), (104, 721130), (130, 576904), (148, 506740), (185, 405392), (208, 360565), (260, 288452), (296, 253370), (370, 202696), (481, 155920), (520, 144226), (592, 126685), (740, 101348), (962, 77960), (1040, 72113), (1480, 50674), (1924, 38980), (1949, 38480), (2405, 31184), (2960, 25337), (3848, 19490), (3898, 19240), (4810, 15592), (7696, 9745), (7796, 9620)]