51211970

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{1289}}^1$

素因数の和:1462

約数の個数: 32

約数和(自身を含む): 96130800

約数和(自身を除く): 44918830

約数列:

[1, 2, 5, 10, 29, 58, 137, 145, 274, 290, 685, 1289, 1370, 2578, 3973, 6445, 7946, 12890, 19865, 37381, 39730, 74762, 176593, 186905, 353186, 373810, 882965, 1765930, 5121197, 10242394, 25605985, 51211970]

約数ペア:

[(1, 51211970), (2, 25605985), (5, 10242394), (10, 5121197), (29, 1765930), (58, 882965), (137, 373810), (145, 353186), (274, 186905), (290, 176593), (685, 74762), (1289, 39730), (1370, 37381), (2578, 19865), (3973, 12890), (6445, 7946)]