80154016

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:557

約数の個数: 48

約数和(自身を含む): 162993600

約数和(自身を除く): 82839584

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 199, 307, 328, 398, 614, 656, 796, 1228, 1312, 1592, 2456, 3184, 4912, 6368, 8159, 9824, 12587, 16318, 25174, 32636, 50348, 61093, 65272, 100696, 122186, 130544, 201392, 244372, 261088, 402784, 488744, 977488, 1954976, 2504813, 5009626, 10019252, 20038504, 40077008, 80154016]

約数ペア:

[(1, 80154016), (2, 40077008), (4, 20038504), (8, 10019252), (16, 5009626), (32, 2504813), (41, 1954976), (82, 977488), (164, 488744), (199, 402784), (307, 261088), (328, 244372), (398, 201392), (614, 130544), (656, 122186), (796, 100696), (1228, 65272), (1312, 61093), (1592, 50348), (2456, 32636), (3184, 25174), (4912, 16318), (6368, 12587), (8159, 9824)]