290166136

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{75407}}^1$

素因数の和:75463

約数の個数: 32

約数和(自身を含む): 601755840

約数和(自身を除く): 311589704

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 75407, 150814, 301628, 603256, 980291, 1960582, 2790059, 3921164, 5580118, 7842328, 11160236, 22320472, 36270767, 72541534, 145083068, 290166136]

約数ペア:

[(1, 290166136), (2, 145083068), (4, 72541534), (8, 36270767), (13, 22320472), (26, 11160236), (37, 7842328), (52, 5580118), (74, 3921164), (104, 2790059), (148, 1960582), (296, 980291), (481, 603256), (962, 301628), (1924, 150814), (3848, 75407)]