65948015

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:192

約数の個数: 64

約数和(自身を含む): 102850560

約数和(自身を除く): 36902545

約数列:

[1, 5, 7, 17, 23, 35, 61, 79, 85, 115, 119, 161, 305, 391, 395, 427, 553, 595, 805, 1037, 1343, 1403, 1817, 1955, 2135, 2737, 2765, 4819, 5185, 6715, 7015, 7259, 9085, 9401, 9821, 12719, 13685, 23851, 24095, 30889, 33733, 36295, 47005, 49105, 63595, 81923, 110837, 119255, 154445, 166957, 168665, 216223, 409615, 554185, 573461, 775859, 834785, 1081115, 1884229, 2867305, 3879295, 9421145, 13189603, 65948015]

約数ペア:

[(1, 65948015), (5, 13189603), (7, 9421145), (17, 3879295), (23, 2867305), (35, 1884229), (61, 1081115), (79, 834785), (85, 775859), (115, 573461), (119, 554185), (161, 409615), (305, 216223), (391, 168665), (395, 166957), (427, 154445), (553, 119255), (595, 110837), (805, 81923), (1037, 63595), (1343, 49105), (1403, 47005), (1817, 36295), (1955, 33733), (2135, 30889), (2737, 24095), (2765, 23851), (4819, 13685), (5185, 12719), (6715, 9821), (7015, 9401), (7259, 9085)]