42419200

素因数分解:

$2^{10}\times 5^2\times {\mathrm{1657}}^1$

素因数の和:1687

約数の個数: 66

約数和(自身を含む): 105211706

約数和(自身を除く): 62792506

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1024, 1280, 1600, 1657, 2560, 3200, 3314, 5120, 6400, 6628, 8285, 12800, 13256, 16570, 25600, 26512, 33140, 41425, 53024, 66280, 82850, 106048, 132560, 165700, 212096, 265120, 331400, 424192, 530240, 662800, 848384, 1060480, 1325600, 1696768, 2120960, 2651200, 4241920, 5302400, 8483840, 10604800, 21209600, 42419200]

約数ペア:

[(1, 42419200), (2, 21209600), (4, 10604800), (5, 8483840), (8, 5302400), (10, 4241920), (16, 2651200), (20, 2120960), (25, 1696768), (32, 1325600), (40, 1060480), (50, 848384), (64, 662800), (80, 530240), (100, 424192), (128, 331400), (160, 265120), (200, 212096), (256, 165700), (320, 132560), (400, 106048), (512, 82850), (640, 66280), (800, 53024), (1024, 41425), (1280, 33140), (1600, 26512), (1657, 25600), (2560, 16570), (3200, 13256), (3314, 12800), (5120, 8285), (6400, 6628)]