115891580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{3221}}^1$

素因数の和:3494

約数の個数: 48

約数和(自身を含む): 279308736

約数和(自身を除く): 163417156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1799, 2570, 3221, 3598, 5140, 6442, 7196, 8995, 12884, 16105, 17990, 22547, 32210, 35980, 45094, 64420, 90188, 112735, 225470, 450940, 827797, 1655594, 3311188, 4138985, 5794579, 8277970, 11589158, 16555940, 23178316, 28972895, 57945790, 115891580]

約数ペア:

[(1, 115891580), (2, 57945790), (4, 28972895), (5, 23178316), (7, 16555940), (10, 11589158), (14, 8277970), (20, 5794579), (28, 4138985), (35, 3311188), (70, 1655594), (140, 827797), (257, 450940), (514, 225470), (1028, 112735), (1285, 90188), (1799, 64420), (2570, 45094), (3221, 35980), (3598, 32210), (5140, 22547), (6442, 17990), (7196, 16105), (8995, 12884)]