42681695

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 64268640

約数和(自身を除く): 21586945

約数列:

[1, 5, 7, 19, 35, 49, 53, 95, 133, 173, 245, 265, 371, 665, 865, 931, 1007, 1211, 1855, 2597, 3287, 4655, 5035, 6055, 7049, 8477, 9169, 12985, 16435, 23009, 35245, 42385, 45845, 49343, 64183, 115045, 161063, 174211, 246715, 320915, 449281, 805315, 871055, 1219477, 2246405, 6097385, 8536339, 42681695]

約数ペア:

[(1, 42681695), (5, 8536339), (7, 6097385), (19, 2246405), (35, 1219477), (49, 871055), (53, 805315), (95, 449281), (133, 320915), (173, 246715), (245, 174211), (265, 161063), (371, 115045), (665, 64183), (865, 49343), (931, 45845), (1007, 42385), (1211, 35245), (1855, 23009), (2597, 16435), (3287, 12985), (4655, 9169), (5035, 8477), (6055, 7049)]