16000985

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 27095040

約数和(自身を除く): 11094055

約数列:

[1, 5, 7, 11, 13, 23, 35, 55, 65, 77, 91, 115, 139, 143, 161, 253, 299, 385, 455, 695, 715, 805, 973, 1001, 1265, 1495, 1529, 1771, 1807, 2093, 3197, 3289, 4865, 5005, 7645, 8855, 9035, 10465, 10703, 12649, 15985, 16445, 19877, 22379, 23023, 35167, 41561, 53515, 63245, 99385, 111895, 115115, 139139, 175835, 207805, 246169, 290927, 457171, 695695, 1230845, 1454635, 2285855, 3200197, 16000985]

約数ペア:

[(1, 16000985), (5, 3200197), (7, 2285855), (11, 1454635), (13, 1230845), (23, 695695), (35, 457171), (55, 290927), (65, 246169), (77, 207805), (91, 175835), (115, 139139), (139, 115115), (143, 111895), (161, 99385), (253, 63245), (299, 53515), (385, 41561), (455, 35167), (695, 23023), (715, 22379), (805, 19877), (973, 16445), (1001, 15985), (1265, 12649), (1495, 10703), (1529, 10465), (1771, 9035), (1807, 8855), (2093, 7645), (3197, 5005), (3289, 4865)]