8646950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:329

約数の個数: 48

約数和(自身を含む): 17717616

約数和(自身を除く): 9070666

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 251, 265, 325, 502, 530, 650, 689, 1255, 1325, 1378, 2510, 2650, 3263, 3445, 6275, 6526, 6890, 12550, 13303, 16315, 17225, 26606, 32630, 34450, 66515, 81575, 133030, 163150, 172939, 332575, 345878, 665150, 864695, 1729390, 4323475, 8646950]

約数ペア:

[(1, 8646950), (2, 4323475), (5, 1729390), (10, 864695), (13, 665150), (25, 345878), (26, 332575), (50, 172939), (53, 163150), (65, 133030), (106, 81575), (130, 66515), (251, 34450), (265, 32630), (325, 26606), (502, 17225), (530, 16315), (650, 13303), (689, 12550), (1255, 6890), (1325, 6526), (1378, 6275), (2510, 3445), (2650, 3263)]