49392980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3877}}^1$

素因数の和:3913

約数の個数: 72

約数和(自身を含む): 129975048

約数和(自身を除く): 80582068

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 3877, 6370, 7754, 12740, 15508, 19385, 27139, 38770, 50401, 54278, 77540, 100802, 108556, 135695, 189973, 201604, 252005, 271390, 352807, 379946, 504010, 542780, 705614, 759892, 949865, 1008020, 1411228, 1764035, 1899730, 2469649, 3528070, 3799460, 4939298, 7056140, 9878596, 12348245, 24696490, 49392980]

約数ペア:

[(1, 49392980), (2, 24696490), (4, 12348245), (5, 9878596), (7, 7056140), (10, 4939298), (13, 3799460), (14, 3528070), (20, 2469649), (26, 1899730), (28, 1764035), (35, 1411228), (49, 1008020), (52, 949865), (65, 759892), (70, 705614), (91, 542780), (98, 504010), (130, 379946), (140, 352807), (182, 271390), (196, 252005), (245, 201604), (260, 189973), (364, 135695), (455, 108556), (490, 100802), (637, 77540), (910, 54278), (980, 50401), (1274, 38770), (1820, 27139), (2548, 19385), (3185, 15508), (3877, 12740), (6370, 7754)]