1285385488

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{1093}}^1\times {\mathrm{2371}}^1$

素因数の和:3503

約数の個数: 40

約数和(自身を含む): 2574208256

約数和(自身を除く): 1288822768

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 1093, 2186, 2371, 4372, 4742, 8744, 9484, 17488, 18968, 33883, 37936, 67766, 73501, 135532, 147002, 271064, 294004, 542128, 588008, 1176016, 2591503, 5183006, 10366012, 20732024, 41464048, 80336593, 160673186, 321346372, 642692744, 1285385488]

約数ペア:

[(1, 1285385488), (2, 642692744), (4, 321346372), (8, 160673186), (16, 80336593), (31, 41464048), (62, 20732024), (124, 10366012), (248, 5183006), (496, 2591503), (1093, 1176016), (2186, 588008), (2371, 542128), (4372, 294004), (4742, 271064), (8744, 147002), (9484, 135532), (17488, 73501), (18968, 67766), (33883, 37936)]