90740480

素因数分解:

$2^8\times 5^1\times {\mathrm{70891}}^1$

素因数の和:70912

約数の個数: 36

約数和(自身を含む): 217354872

約数和(自身を除く): 126614392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 70891, 141782, 283564, 354455, 567128, 708910, 1134256, 1417820, 2268512, 2835640, 4537024, 5671280, 9074048, 11342560, 18148096, 22685120, 45370240, 90740480]

約数ペア:

[(1, 90740480), (2, 45370240), (4, 22685120), (5, 18148096), (8, 11342560), (10, 9074048), (16, 5671280), (20, 4537024), (32, 2835640), (40, 2268512), (64, 1417820), (80, 1134256), (128, 708910), (160, 567128), (256, 354455), (320, 283564), (640, 141782), (1280, 70891)]