80244200

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{5651}}^1$

素因数の和:5738

約数の個数: 48

約数和(自身を含む): 189228960

約数和(自身を除く): 108984760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2840, 3550, 5651, 7100, 11302, 14200, 22604, 28255, 45208, 56510, 113020, 141275, 226040, 282550, 401221, 565100, 802442, 1130200, 1604884, 2006105, 3209768, 4012210, 8024420, 10030525, 16048840, 20061050, 40122100, 80244200]

約数ペア:

[(1, 80244200), (2, 40122100), (4, 20061050), (5, 16048840), (8, 10030525), (10, 8024420), (20, 4012210), (25, 3209768), (40, 2006105), (50, 1604884), (71, 1130200), (100, 802442), (142, 565100), (200, 401221), (284, 282550), (355, 226040), (568, 141275), (710, 113020), (1420, 56510), (1775, 45208), (2840, 28255), (3550, 22604), (5651, 14200), (7100, 11302)]