128401088

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4591}}^1$

素因数の和:4645

約数の個数: 56

約数和(自身を含む): 279928320

約数和(自身を除く): 151527232

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 152, 184, 304, 368, 437, 608, 736, 874, 1216, 1472, 1748, 3496, 4591, 6992, 9182, 13984, 18364, 27968, 36728, 73456, 87229, 105593, 146912, 174458, 211186, 293824, 348916, 422372, 697832, 844744, 1395664, 1689488, 2006267, 2791328, 3378976, 4012534, 5582656, 6757952, 8025068, 16050136, 32100272, 64200544, 128401088]

約数ペア:

[(1, 128401088), (2, 64200544), (4, 32100272), (8, 16050136), (16, 8025068), (19, 6757952), (23, 5582656), (32, 4012534), (38, 3378976), (46, 2791328), (64, 2006267), (76, 1689488), (92, 1395664), (152, 844744), (184, 697832), (304, 422372), (368, 348916), (437, 293824), (608, 211186), (736, 174458), (874, 146912), (1216, 105593), (1472, 87229), (1748, 73456), (3496, 36728), (4591, 27968), (6992, 18364), (9182, 13984)]