84217900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{64783}}^1$

素因数の和:64810

約数の個数: 36

約数和(自身を含む): 196813792

約数和(自身を除く): 112595892

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 64783, 129566, 259132, 323915, 647830, 842179, 1295660, 1619575, 1684358, 3239150, 3368716, 4210895, 6478300, 8421790, 16843580, 21054475, 42108950, 84217900]

約数ペア:

[(1, 84217900), (2, 42108950), (4, 21054475), (5, 16843580), (10, 8421790), (13, 6478300), (20, 4210895), (25, 3368716), (26, 3239150), (50, 1684358), (52, 1619575), (65, 1295660), (100, 842179), (130, 647830), (260, 323915), (325, 259132), (650, 129566), (1300, 64783)]