1047290000

素因数分解:

$2^4\times 5^4\times {\mathrm{104729}}^1$

素因数の和:104757

約数の個数: 50

約数和(自身を含む): 2535618030

約数和(自身を除く): 1488328030

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 10000, 104729, 209458, 418916, 523645, 837832, 1047290, 1675664, 2094580, 2618225, 4189160, 5236450, 8378320, 10472900, 13091125, 20945800, 26182250, 41891600, 52364500, 65455625, 104729000, 130911250, 209458000, 261822500, 523645000, 1047290000]

約数ペア:

[(1, 1047290000), (2, 523645000), (4, 261822500), (5, 209458000), (8, 130911250), (10, 104729000), (16, 65455625), (20, 52364500), (25, 41891600), (40, 26182250), (50, 20945800), (80, 13091125), (100, 10472900), (125, 8378320), (200, 5236450), (250, 4189160), (400, 2618225), (500, 2094580), (625, 1675664), (1000, 1047290), (1250, 837832), (2000, 523645), (2500, 418916), (5000, 209458), (10000, 104729)]