77501320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1447}}^1$

素因数の和:1574

約数の個数: 64

約数和(自身を含む): 189745920

約数和(自身を除く): 112244600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 103, 104, 130, 206, 260, 412, 515, 520, 824, 1030, 1339, 1447, 2060, 2678, 2894, 4120, 5356, 5788, 6695, 7235, 10712, 11576, 13390, 14470, 18811, 26780, 28940, 37622, 53560, 57880, 75244, 94055, 149041, 150488, 188110, 298082, 376220, 596164, 745205, 752440, 1192328, 1490410, 1937533, 2980820, 3875066, 5961640, 7750132, 9687665, 15500264, 19375330, 38750660, 77501320]

約数ペア:

[(1, 77501320), (2, 38750660), (4, 19375330), (5, 15500264), (8, 9687665), (10, 7750132), (13, 5961640), (20, 3875066), (26, 2980820), (40, 1937533), (52, 1490410), (65, 1192328), (103, 752440), (104, 745205), (130, 596164), (206, 376220), (260, 298082), (412, 188110), (515, 150488), (520, 149041), (824, 94055), (1030, 75244), (1339, 57880), (1447, 53560), (2060, 37622), (2678, 28940), (2894, 26780), (4120, 18811), (5356, 14470), (5788, 13390), (6695, 11576), (7235, 10712)]