90681920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{40483}}^1$

素因数の和:40507

約数の個数: 56

約数和(自身を含む): 246790464

約数和(自身を除く): 156108544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 40483, 80966, 161932, 202415, 283381, 323864, 404830, 566762, 647728, 809660, 1133524, 1295456, 1416905, 1619320, 2267048, 2590912, 2833810, 3238640, 4534096, 5667620, 6477280, 9068192, 11335240, 12954560, 18136384, 22670480, 45340960, 90681920]

約数ペア:

[(1, 90681920), (2, 45340960), (4, 22670480), (5, 18136384), (7, 12954560), (8, 11335240), (10, 9068192), (14, 6477280), (16, 5667620), (20, 4534096), (28, 3238640), (32, 2833810), (35, 2590912), (40, 2267048), (56, 1619320), (64, 1416905), (70, 1295456), (80, 1133524), (112, 809660), (140, 647728), (160, 566762), (224, 404830), (280, 323864), (320, 283381), (448, 202415), (560, 161932), (1120, 80966), (2240, 40483)]