201624880

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61471}}^1$

素因数の和:61525

約数の個数: 40

約数和(自身を含む): 480219264

約数和(自身を除く): 278594384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 61471, 122942, 245884, 307355, 491768, 614710, 983536, 1229420, 2458840, 2520311, 4917680, 5040622, 10081244, 12601555, 20162488, 25203110, 40324976, 50406220, 100812440, 201624880]

約数ペア:

[(1, 201624880), (2, 100812440), (4, 50406220), (5, 40324976), (8, 25203110), (10, 20162488), (16, 12601555), (20, 10081244), (40, 5040622), (41, 4917680), (80, 2520311), (82, 2458840), (164, 1229420), (205, 983536), (328, 614710), (410, 491768), (656, 307355), (820, 245884), (1640, 122942), (3280, 61471)]