197390650

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{55603}}^1$

素因数の和:55686

約数の個数: 24

約数和(自身を含む): 372324384

約数和(自身を除く): 174933734

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 55603, 111206, 278015, 556030, 1390075, 2780150, 3947813, 7895626, 19739065, 39478130, 98695325, 197390650]

約数ペア:

[(1, 197390650), (2, 98695325), (5, 39478130), (10, 19739065), (25, 7895626), (50, 3947813), (71, 2780150), (142, 1390075), (355, 556030), (710, 278015), (1775, 111206), (3550, 55603)]