20132670100

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{39161}}^1$

素因数の和:39325

約数の個数: 72

約数和(自身を含む): 44972230968

約数和(自身を除く): 24839560868

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 97, 100, 106, 194, 212, 265, 388, 485, 530, 970, 1060, 1325, 1940, 2425, 2650, 4850, 5141, 5300, 9700, 10282, 20564, 25705, 39161, 51410, 78322, 102820, 128525, 156644, 195805, 257050, 391610, 514100, 783220, 979025, 1958050, 2075533, 3798617, 3916100, 4151066, 7597234, 8302132, 10377665, 15194468, 18993085, 20755330, 37986170, 41510660, 51888325, 75972340, 94965425, 103776650, 189930850, 201326701, 207553300, 379861700, 402653402, 805306804, 1006633505, 2013267010, 4026534020, 5033167525, 10066335050, 20132670100]

約数ペア:

[(1, 20132670100), (2, 10066335050), (4, 5033167525), (5, 4026534020), (10, 2013267010), (20, 1006633505), (25, 805306804), (50, 402653402), (53, 379861700), (97, 207553300), (100, 201326701), (106, 189930850), (194, 103776650), (212, 94965425), (265, 75972340), (388, 51888325), (485, 41510660), (530, 37986170), (970, 20755330), (1060, 18993085), (1325, 15194468), (1940, 10377665), (2425, 8302132), (2650, 7597234), (4850, 4151066), (5141, 3916100), (5300, 3798617), (9700, 2075533), (10282, 1958050), (20564, 979025), (25705, 783220), (39161, 514100), (51410, 391610), (78322, 257050), (102820, 195805), (128525, 156644)]