285963275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 396057984

約数和(自身を除く): 110094709

約数列:

[1, 5, 13, 25, 47, 65, 97, 193, 235, 325, 485, 611, 965, 1175, 1261, 2425, 2509, 3055, 4559, 4825, 6305, 9071, 12545, 15275, 18721, 22795, 31525, 45355, 59267, 62725, 93605, 113975, 117923, 226775, 243373, 296335, 468025, 589615, 879887, 1216865, 1481675, 2948075, 4399435, 6084325, 11438531, 21997175, 57192655, 285963275]

約数ペア:

[(1, 285963275), (5, 57192655), (13, 21997175), (25, 11438531), (47, 6084325), (65, 4399435), (97, 2948075), (193, 1481675), (235, 1216865), (325, 879887), (485, 589615), (611, 468025), (965, 296335), (1175, 243373), (1261, 226775), (2425, 117923), (2509, 113975), (3055, 93605), (4559, 62725), (4825, 59267), (6305, 45355), (9071, 31525), (12545, 22795), (15275, 18721)]