100772480

素因数分解:

$2^7\times 5^1\times {\mathrm{157457}}^1$

素因数の和:157476

約数の個数: 32

約数和(自身を含む): 240910740

約数和(自身を除く): 140138260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 157457, 314914, 629828, 787285, 1259656, 1574570, 2519312, 3149140, 5038624, 6298280, 10077248, 12596560, 20154496, 25193120, 50386240, 100772480]

約数ペア:

[(1, 100772480), (2, 50386240), (4, 25193120), (5, 20154496), (8, 12596560), (10, 10077248), (16, 6298280), (20, 5038624), (32, 3149140), (40, 2519312), (64, 1574570), (80, 1259656), (128, 787285), (160, 629828), (320, 314914), (640, 157457)]