68980185

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 122967936

約数和(自身を除く): 53987751

約数列:

[1, 3, 5, 9, 15, 45, 67, 137, 167, 201, 335, 411, 501, 603, 685, 835, 1005, 1233, 1503, 2055, 2505, 3015, 6165, 7515, 9179, 11189, 22879, 27537, 33567, 45895, 55945, 68637, 82611, 100701, 114395, 137685, 167835, 205911, 343185, 413055, 503505, 1029555, 1532893, 4598679, 7664465, 13796037, 22993395, 68980185]

約数ペア:

[(1, 68980185), (3, 22993395), (5, 13796037), (9, 7664465), (15, 4598679), (45, 1532893), (67, 1029555), (137, 503505), (167, 413055), (201, 343185), (335, 205911), (411, 167835), (501, 137685), (603, 114395), (685, 100701), (835, 82611), (1005, 68637), (1233, 55945), (1503, 45895), (2055, 33567), (2505, 27537), (3015, 22879), (6165, 11189), (7515, 9179)]