639235300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{3011}}^1$

素因数の和:3229

約数の個数: 72

約数和(自身を含む): 1521590112

約数和(自身を除く): 882354812

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 193, 220, 275, 386, 550, 772, 965, 1100, 1930, 2123, 3011, 3860, 4246, 4825, 6022, 8492, 9650, 10615, 12044, 15055, 19300, 21230, 30110, 33121, 42460, 53075, 60220, 66242, 75275, 106150, 132484, 150550, 165605, 212300, 301100, 331210, 581123, 662420, 828025, 1162246, 1656050, 2324492, 2905615, 3312100, 5811230, 6392353, 11622460, 12784706, 14528075, 25569412, 29056150, 31961765, 58112300, 63923530, 127847060, 159808825, 319617650, 639235300]

約数ペア:

[(1, 639235300), (2, 319617650), (4, 159808825), (5, 127847060), (10, 63923530), (11, 58112300), (20, 31961765), (22, 29056150), (25, 25569412), (44, 14528075), (50, 12784706), (55, 11622460), (100, 6392353), (110, 5811230), (193, 3312100), (220, 2905615), (275, 2324492), (386, 1656050), (550, 1162246), (772, 828025), (965, 662420), (1100, 581123), (1930, 331210), (2123, 301100), (3011, 212300), (3860, 165605), (4246, 150550), (4825, 132484), (6022, 106150), (8492, 75275), (9650, 66242), (10615, 60220), (12044, 53075), (15055, 42460), (19300, 33121), (21230, 30110)]