80636320

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:362

約数の個数: 96

約数和(自身を含む): 200119248

約数和(自身を除く): 119482928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 53, 74, 80, 106, 148, 160, 185, 212, 257, 265, 296, 370, 424, 514, 530, 592, 740, 848, 1028, 1060, 1184, 1285, 1480, 1696, 1961, 2056, 2120, 2570, 2960, 3922, 4112, 4240, 5140, 5920, 7844, 8224, 8480, 9509, 9805, 10280, 13621, 15688, 19018, 19610, 20560, 27242, 31376, 38036, 39220, 41120, 47545, 54484, 62752, 68105, 76072, 78440, 95090, 108968, 136210, 152144, 156880, 190180, 217936, 272420, 304288, 313760, 380360, 435872, 503977, 544840, 760720, 1007954, 1089680, 1521440, 2015908, 2179360, 2519885, 4031816, 5039770, 8063632, 10079540, 16127264, 20159080, 40318160, 80636320]

約数ペア:

[(1, 80636320), (2, 40318160), (4, 20159080), (5, 16127264), (8, 10079540), (10, 8063632), (16, 5039770), (20, 4031816), (32, 2519885), (37, 2179360), (40, 2015908), (53, 1521440), (74, 1089680), (80, 1007954), (106, 760720), (148, 544840), (160, 503977), (185, 435872), (212, 380360), (257, 313760), (265, 304288), (296, 272420), (370, 217936), (424, 190180), (514, 156880), (530, 152144), (592, 136210), (740, 108968), (848, 95090), (1028, 78440), (1060, 76072), (1184, 68105), (1285, 62752), (1480, 54484), (1696, 47545), (1961, 41120), (2056, 39220), (2120, 38036), (2570, 31376), (2960, 27242), (3922, 20560), (4112, 19610), (4240, 19018), (5140, 15688), (5920, 13621), (7844, 10280), (8224, 9805), (8480, 9509)]