253923700

素因数分解:

$2^2\times 5^2\times {\mathrm{571}}^1\times {\mathrm{4447}}^1$

素因数の和:5032

約数の個数: 36

約数和(自身を含む): 552103552

約数和(自身を除く): 298179852

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 571, 1142, 2284, 2855, 4447, 5710, 8894, 11420, 14275, 17788, 22235, 28550, 44470, 57100, 88940, 111175, 222350, 444700, 2539237, 5078474, 10156948, 12696185, 25392370, 50784740, 63480925, 126961850, 253923700]

約数ペア:

[(1, 253923700), (2, 126961850), (4, 63480925), (5, 50784740), (10, 25392370), (20, 12696185), (25, 10156948), (50, 5078474), (100, 2539237), (571, 444700), (1142, 222350), (2284, 111175), (2855, 88940), (4447, 57100), (5710, 44470), (8894, 28550), (11420, 22235), (14275, 17788)]