9807850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:295

約数の個数: 48

約数和(自身を含む): 19998720

約数和(自身を除く): 10190870

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 79, 130, 158, 191, 325, 382, 395, 650, 790, 955, 1027, 1910, 1975, 2054, 2483, 3950, 4775, 4966, 5135, 9550, 10270, 12415, 15089, 24830, 25675, 30178, 51350, 62075, 75445, 124150, 150890, 196157, 377225, 392314, 754450, 980785, 1961570, 4903925, 9807850]

約数ペア:

[(1, 9807850), (2, 4903925), (5, 1961570), (10, 980785), (13, 754450), (25, 392314), (26, 377225), (50, 196157), (65, 150890), (79, 124150), (130, 75445), (158, 62075), (191, 51350), (325, 30178), (382, 25675), (395, 24830), (650, 15089), (790, 12415), (955, 10270), (1027, 9550), (1910, 5135), (1975, 4966), (2054, 4775), (2483, 3950)]