958501520

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{1307}}^1$

素因数の和:1512

約数の個数: 80

約数和(自身を含む): 2277175680

約数和(自身を除く): 1318674160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 103, 178, 206, 356, 412, 445, 515, 712, 824, 890, 1030, 1307, 1424, 1648, 1780, 2060, 2614, 3560, 4120, 5228, 6535, 7120, 8240, 9167, 10456, 13070, 18334, 20912, 26140, 36668, 45835, 52280, 73336, 91670, 104560, 116323, 134621, 146672, 183340, 232646, 269242, 366680, 465292, 538484, 581615, 673105, 733360, 930584, 1076968, 1163230, 1346210, 1861168, 2153936, 2326460, 2692420, 4652920, 5384840, 9305840, 10769680, 11981269, 23962538, 47925076, 59906345, 95850152, 119812690, 191700304, 239625380, 479250760, 958501520]

約数ペア:

[(1, 958501520), (2, 479250760), (4, 239625380), (5, 191700304), (8, 119812690), (10, 95850152), (16, 59906345), (20, 47925076), (40, 23962538), (80, 11981269), (89, 10769680), (103, 9305840), (178, 5384840), (206, 4652920), (356, 2692420), (412, 2326460), (445, 2153936), (515, 1861168), (712, 1346210), (824, 1163230), (890, 1076968), (1030, 930584), (1307, 733360), (1424, 673105), (1648, 581615), (1780, 538484), (2060, 465292), (2614, 366680), (3560, 269242), (4120, 232646), (5228, 183340), (6535, 146672), (7120, 134621), (8240, 116323), (9167, 104560), (10456, 91670), (13070, 73336), (18334, 52280), (20912, 45835), (26140, 36668)]