201990650

素因数分解:

$2^1\times 5^2\times {\mathrm{307}}^1\times {\mathrm{13159}}^1$

素因数の和:13478

約数の個数: 24

約数和(自身を含む): 376955040

約数和(自身を除く): 174964390

約数列:

[1, 2, 5, 10, 25, 50, 307, 614, 1535, 3070, 7675, 13159, 15350, 26318, 65795, 131590, 328975, 657950, 4039813, 8079626, 20199065, 40398130, 100995325, 201990650]

約数ペア:

[(1, 201990650), (2, 100995325), (5, 40398130), (10, 20199065), (25, 8079626), (50, 4039813), (307, 657950), (614, 328975), (1535, 131590), (3070, 65795), (7675, 26318), (13159, 15350)]