201393040

素因数分解:

$2^4\times 5^1\times {\mathrm{1553}}^1\times {\mathrm{1621}}^1$

素因数の和:3187

約数の個数: 40

約数和(自身を含む): 468829368

約数和(自身を除く): 267436328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1553, 1621, 3106, 3242, 6212, 6484, 7765, 8105, 12424, 12968, 15530, 16210, 24848, 25936, 31060, 32420, 62120, 64840, 124240, 129680, 2517413, 5034826, 10069652, 12587065, 20139304, 25174130, 40278608, 50348260, 100696520, 201393040]

約数ペア:

[(1, 201393040), (2, 100696520), (4, 50348260), (5, 40278608), (8, 25174130), (10, 20139304), (16, 12587065), (20, 10069652), (40, 5034826), (80, 2517413), (1553, 129680), (1621, 124240), (3106, 64840), (3242, 62120), (6212, 32420), (6484, 31060), (7765, 25936), (8105, 24848), (12424, 16210), (12968, 15530)]