149450680

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{20873}}^1$

素因数の和:21063

約数の個数: 32

約数和(自身を含む): 338158800

約数和(自身を除く): 188708120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 20873, 41746, 83492, 104365, 166984, 208730, 417460, 834920, 3736267, 7472534, 14945068, 18681335, 29890136, 37362670, 74725340, 149450680]

約数ペア:

[(1, 149450680), (2, 74725340), (4, 37362670), (5, 29890136), (8, 18681335), (10, 14945068), (20, 7472534), (40, 3736267), (179, 834920), (358, 417460), (716, 208730), (895, 166984), (1432, 104365), (1790, 83492), (3580, 41746), (7160, 20873)]