31799180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:495

約数の個数: 96

約数和(自身を含む): 83607552

約数和(自身を除く): 51808372

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 31, 34, 35, 62, 68, 70, 85, 119, 124, 140, 155, 170, 217, 238, 310, 340, 431, 434, 476, 527, 595, 620, 862, 868, 1054, 1085, 1190, 1724, 2108, 2155, 2170, 2380, 2635, 3017, 3689, 4310, 4340, 5270, 6034, 7327, 7378, 8620, 10540, 12068, 13361, 14654, 14756, 15085, 18445, 26722, 29308, 30170, 36635, 36890, 51289, 53444, 60340, 66805, 73270, 73780, 93527, 102578, 133610, 146540, 187054, 205156, 227137, 256445, 267220, 374108, 454274, 467635, 512890, 908548, 935270, 1025780, 1135685, 1589959, 1870540, 2271370, 3179918, 4542740, 6359836, 7949795, 15899590, 31799180]

約数ペア:

[(1, 31799180), (2, 15899590), (4, 7949795), (5, 6359836), (7, 4542740), (10, 3179918), (14, 2271370), (17, 1870540), (20, 1589959), (28, 1135685), (31, 1025780), (34, 935270), (35, 908548), (62, 512890), (68, 467635), (70, 454274), (85, 374108), (119, 267220), (124, 256445), (140, 227137), (155, 205156), (170, 187054), (217, 146540), (238, 133610), (310, 102578), (340, 93527), (431, 73780), (434, 73270), (476, 66805), (527, 60340), (595, 53444), (620, 51289), (862, 36890), (868, 36635), (1054, 30170), (1085, 29308), (1190, 26722), (1724, 18445), (2108, 15085), (2155, 14756), (2170, 14654), (2380, 13361), (2635, 12068), (3017, 10540), (3689, 8620), (4310, 7378), (4340, 7327), (5270, 6034)]