65651180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2161}}^1$

素因数の和:2215

約数の個数: 72

約数和(自身を含む): 165626496

約数和(自身を除く): 99975316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1519, 2161, 2170, 3038, 4322, 4340, 6076, 7595, 8644, 10805, 15127, 15190, 21610, 30254, 30380, 43220, 60508, 66991, 75635, 105889, 133982, 151270, 211778, 267964, 302540, 334955, 423556, 468937, 529445, 669910, 937874, 1058890, 1339820, 1875748, 2117780, 2344685, 3282559, 4689370, 6565118, 9378740, 13130236, 16412795, 32825590, 65651180]

約数ペア:

[(1, 65651180), (2, 32825590), (4, 16412795), (5, 13130236), (7, 9378740), (10, 6565118), (14, 4689370), (20, 3282559), (28, 2344685), (31, 2117780), (35, 1875748), (49, 1339820), (62, 1058890), (70, 937874), (98, 669910), (124, 529445), (140, 468937), (155, 423556), (196, 334955), (217, 302540), (245, 267964), (310, 211778), (434, 151270), (490, 133982), (620, 105889), (868, 75635), (980, 66991), (1085, 60508), (1519, 43220), (2161, 30380), (2170, 30254), (3038, 21610), (4322, 15190), (4340, 15127), (6076, 10805), (7595, 8644)]