65019760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{619}}^1$

素因数の和:746

約数の個数: 80

約数和(自身を含む): 164676960

約数和(自身を除く): 99657200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 101, 104, 130, 202, 208, 260, 404, 505, 520, 619, 808, 1010, 1040, 1238, 1313, 1616, 2020, 2476, 2626, 3095, 4040, 4952, 5252, 6190, 6565, 8047, 8080, 9904, 10504, 12380, 13130, 16094, 21008, 24760, 26260, 32188, 40235, 49520, 52520, 62519, 64376, 80470, 105040, 125038, 128752, 160940, 250076, 312595, 321880, 500152, 625190, 643760, 812747, 1000304, 1250380, 1625494, 2500760, 3250988, 4063735, 5001520, 6501976, 8127470, 13003952, 16254940, 32509880, 65019760]

約数ペア:

[(1, 65019760), (2, 32509880), (4, 16254940), (5, 13003952), (8, 8127470), (10, 6501976), (13, 5001520), (16, 4063735), (20, 3250988), (26, 2500760), (40, 1625494), (52, 1250380), (65, 1000304), (80, 812747), (101, 643760), (104, 625190), (130, 500152), (202, 321880), (208, 312595), (260, 250076), (404, 160940), (505, 128752), (520, 125038), (619, 105040), (808, 80470), (1010, 64376), (1040, 62519), (1238, 52520), (1313, 49520), (1616, 40235), (2020, 32188), (2476, 26260), (2626, 24760), (3095, 21008), (4040, 16094), (4952, 13130), (5252, 12380), (6190, 10504), (6565, 9904), (8047, 8080)]