140250985

素因数分解:

$5^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{1543}}^1$

素因数の和:1622

約数の個数: 32

約数和(自身を含む): 200102400

約数和(自身を除く): 59851415

約数列:

[1, 5, 7, 35, 49, 53, 245, 265, 343, 371, 1543, 1715, 1855, 2597, 7715, 10801, 12985, 18179, 54005, 75607, 81779, 90895, 378035, 408895, 529249, 572453, 2646245, 2862265, 4007171, 20035855, 28050197, 140250985]

約数ペア:

[(1, 140250985), (5, 28050197), (7, 20035855), (35, 4007171), (49, 2862265), (53, 2646245), (245, 572453), (265, 529249), (343, 408895), (371, 378035), (1543, 90895), (1715, 81779), (1855, 75607), (2597, 54005), (7715, 18179), (10801, 12985)]