42498250

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 87609600

約数和(自身を除く): 45111350

約数列:

[1, 2, 5, 10, 19, 23, 25, 38, 46, 50, 95, 115, 125, 190, 230, 250, 389, 437, 475, 575, 778, 874, 950, 1150, 1945, 2185, 2375, 2875, 3890, 4370, 4750, 5750, 7391, 8947, 9725, 10925, 14782, 17894, 19450, 21850, 36955, 44735, 48625, 54625, 73910, 89470, 97250, 109250, 169993, 184775, 223675, 339986, 369550, 447350, 849965, 923875, 1118375, 1699930, 1847750, 2236750, 4249825, 8499650, 21249125, 42498250]

約数ペア:

[(1, 42498250), (2, 21249125), (5, 8499650), (10, 4249825), (19, 2236750), (23, 1847750), (25, 1699930), (38, 1118375), (46, 923875), (50, 849965), (95, 447350), (115, 369550), (125, 339986), (190, 223675), (230, 184775), (250, 169993), (389, 109250), (437, 97250), (475, 89470), (575, 73910), (778, 54625), (874, 48625), (950, 44735), (1150, 36955), (1945, 21850), (2185, 19450), (2375, 17894), (2875, 14782), (3890, 10925), (4370, 9725), (4750, 8947), (5750, 7391)]