780477310

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{1031}}^1$

素因数の和:1189

約数の個数: 64

約数和(自身を含む): 1534080384

約数和(自身を除く): 753603074

約数列:

[1, 2, 5, 10, 17, 34, 61, 73, 85, 122, 146, 170, 305, 365, 610, 730, 1031, 1037, 1241, 2062, 2074, 2482, 4453, 5155, 5185, 6205, 8906, 10310, 10370, 12410, 17527, 22265, 35054, 44530, 62891, 75263, 75701, 87635, 125782, 150526, 151402, 175270, 314455, 376315, 378505, 628910, 752630, 757010, 1069147, 1279471, 2138294, 2558942, 4591043, 5345735, 6397355, 9182086, 10691470, 12794710, 22955215, 45910430, 78047731, 156095462, 390238655, 780477310]

約数ペア:

[(1, 780477310), (2, 390238655), (5, 156095462), (10, 78047731), (17, 45910430), (34, 22955215), (61, 12794710), (73, 10691470), (85, 9182086), (122, 6397355), (146, 5345735), (170, 4591043), (305, 2558942), (365, 2138294), (610, 1279471), (730, 1069147), (1031, 757010), (1037, 752630), (1241, 628910), (2062, 378505), (2074, 376315), (2482, 314455), (4453, 175270), (5155, 151402), (5185, 150526), (6205, 125782), (8906, 87635), (10310, 75701), (10370, 75263), (12410, 62891), (17527, 44530), (22265, 35054)]