259089920

素因数分解:

$2^9\times 5^1\times {\mathrm{101207}}^1$

素因数の和:101230

約数の個数: 40

約数和(自身を含む): 621214704

約数和(自身を除く): 362124784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 101207, 202414, 404828, 506035, 809656, 1012070, 1619312, 2024140, 3238624, 4048280, 6477248, 8096560, 12954496, 16193120, 25908992, 32386240, 51817984, 64772480, 129544960, 259089920]

約数ペア:

[(1, 259089920), (2, 129544960), (4, 64772480), (5, 51817984), (8, 32386240), (10, 25908992), (16, 16193120), (20, 12954496), (32, 8096560), (40, 6477248), (64, 4048280), (80, 3238624), (128, 2024140), (160, 1619312), (256, 1012070), (320, 809656), (512, 506035), (640, 404828), (1280, 202414), (2560, 101207)]