55513840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40819}}^1$

素因数の和:40849

約数の個数: 40

約数和(自身を含む): 136665360

約数和(自身を除く): 81151520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 40819, 81638, 163276, 204095, 326552, 408190, 653104, 693923, 816380, 1387846, 1632760, 2775692, 3265520, 3469615, 5551384, 6939230, 11102768, 13878460, 27756920, 55513840]

約数ペア:

[(1, 55513840), (2, 27756920), (4, 13878460), (5, 11102768), (8, 6939230), (10, 5551384), (16, 3469615), (17, 3265520), (20, 2775692), (34, 1632760), (40, 1387846), (68, 816380), (80, 693923), (85, 653104), (136, 408190), (170, 326552), (272, 204095), (340, 163276), (680, 81638), (1360, 40819)]