82070380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{2281}}^1$

素因数の和:2554

約数の個数: 48

約数和(自身を含む): 197822016

約数和(自身を除く): 115751636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1799, 2281, 2570, 3598, 4562, 5140, 7196, 8995, 9124, 11405, 15967, 17990, 22810, 31934, 35980, 45620, 63868, 79835, 159670, 319340, 586217, 1172434, 2344868, 2931085, 4103519, 5862170, 8207038, 11724340, 16414076, 20517595, 41035190, 82070380]

約数ペア:

[(1, 82070380), (2, 41035190), (4, 20517595), (5, 16414076), (7, 11724340), (10, 8207038), (14, 5862170), (20, 4103519), (28, 2931085), (35, 2344868), (70, 1172434), (140, 586217), (257, 319340), (514, 159670), (1028, 79835), (1285, 63868), (1799, 45620), (2281, 35980), (2570, 31934), (3598, 22810), (4562, 17990), (5140, 15967), (7196, 11405), (8995, 9124)]