98281720

素因数分解:

$2^3\times 5^1\times {\mathrm{1153}}^1\times {\mathrm{2131}}^1$

素因数の和:3295

約数の個数: 32

約数和(自身を含む): 221429520

約数和(自身を除く): 123147800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1153, 2131, 2306, 4262, 4612, 5765, 8524, 9224, 10655, 11530, 17048, 21310, 23060, 42620, 46120, 85240, 2457043, 4914086, 9828172, 12285215, 19656344, 24570430, 49140860, 98281720]

約数ペア:

[(1, 98281720), (2, 49140860), (4, 24570430), (5, 19656344), (8, 12285215), (10, 9828172), (20, 4914086), (40, 2457043), (1153, 85240), (2131, 46120), (2306, 42620), (4262, 23060), (4612, 21310), (5765, 17048), (8524, 11530), (9224, 10655)]