4080558700

素因数分解:

$2^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{1999}}^1$

素因数の和:2299

約数の個数: 72

約数和(自身を含む): 8983800000

約数和(自身を除く): 4903241300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 137, 149, 274, 298, 548, 596, 685, 745, 1370, 1490, 1999, 2740, 2980, 3425, 3725, 3998, 6850, 7450, 7996, 9995, 13700, 14900, 19990, 20413, 39980, 40826, 49975, 81652, 99950, 102065, 199900, 204130, 273863, 297851, 408260, 510325, 547726, 595702, 1020650, 1095452, 1191404, 1369315, 1489255, 2041300, 2738630, 2978510, 5477260, 5957020, 6846575, 7446275, 13693150, 14892550, 27386300, 29785100, 40805587, 81611174, 163222348, 204027935, 408055870, 816111740, 1020139675, 2040279350, 4080558700]

約数ペア:

[(1, 4080558700), (2, 2040279350), (4, 1020139675), (5, 816111740), (10, 408055870), (20, 204027935), (25, 163222348), (50, 81611174), (100, 40805587), (137, 29785100), (149, 27386300), (274, 14892550), (298, 13693150), (548, 7446275), (596, 6846575), (685, 5957020), (745, 5477260), (1370, 2978510), (1490, 2738630), (1999, 2041300), (2740, 1489255), (2980, 1369315), (3425, 1191404), (3725, 1095452), (3998, 1020650), (6850, 595702), (7450, 547726), (7996, 510325), (9995, 408260), (13700, 297851), (14900, 273863), (19990, 204130), (20413, 199900), (39980, 102065), (40826, 99950), (49975, 81652)]