50501480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 118540800

約数和(自身を除く): 68039320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 139, 155, 248, 278, 293, 310, 556, 586, 620, 695, 1112, 1172, 1240, 1390, 1465, 2344, 2780, 2930, 4309, 5560, 5860, 8618, 9083, 11720, 17236, 18166, 21545, 34472, 36332, 40727, 43090, 45415, 72664, 81454, 86180, 90830, 162908, 172360, 181660, 203635, 325816, 363320, 407270, 814540, 1262537, 1629080, 2525074, 5050148, 6312685, 10100296, 12625370, 25250740, 50501480]

約数ペア:

[(1, 50501480), (2, 25250740), (4, 12625370), (5, 10100296), (8, 6312685), (10, 5050148), (20, 2525074), (31, 1629080), (40, 1262537), (62, 814540), (124, 407270), (139, 363320), (155, 325816), (248, 203635), (278, 181660), (293, 172360), (310, 162908), (556, 90830), (586, 86180), (620, 81454), (695, 72664), (1112, 45415), (1172, 43090), (1240, 40727), (1390, 36332), (1465, 34472), (2344, 21545), (2780, 18166), (2930, 17236), (4309, 11720), (5560, 9083), (5860, 8618)]