201956950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1979}}^1$

素因数の和:2161

約数の個数: 48

約数和(自身を含む): 407317680

約数和(自身を除く): 205360730

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 157, 314, 325, 650, 785, 1570, 1979, 2041, 3925, 3958, 4082, 7850, 9895, 10205, 19790, 20410, 25727, 49475, 51025, 51454, 98950, 102050, 128635, 257270, 310703, 621406, 643175, 1286350, 1553515, 3107030, 4039139, 7767575, 8078278, 15535150, 20195695, 40391390, 100978475, 201956950]

約数ペア:

[(1, 201956950), (2, 100978475), (5, 40391390), (10, 20195695), (13, 15535150), (25, 8078278), (26, 7767575), (50, 4039139), (65, 3107030), (130, 1553515), (157, 1286350), (314, 643175), (325, 621406), (650, 310703), (785, 257270), (1570, 128635), (1979, 102050), (2041, 98950), (3925, 51454), (3958, 51025), (4082, 49475), (7850, 25727), (9895, 20410), (10205, 19790)]