90004480

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17579}}^1$

素因数の和:17604

約数の個数: 44

約数和(自身を含む): 215917560

約数和(自身を除く): 125913080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 17579, 35158, 70316, 87895, 140632, 175790, 281264, 351580, 562528, 703160, 1125056, 1406320, 2250112, 2812640, 4500224, 5625280, 9000448, 11250560, 18000896, 22501120, 45002240, 90004480]

約数ペア:

[(1, 90004480), (2, 45002240), (4, 22501120), (5, 18000896), (8, 11250560), (10, 9000448), (16, 5625280), (20, 4500224), (32, 2812640), (40, 2250112), (64, 1406320), (80, 1125056), (128, 703160), (160, 562528), (256, 351580), (320, 281264), (512, 175790), (640, 140632), (1024, 87895), (1280, 70316), (2560, 35158), (5120, 17579)]