8154880

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 20456352

約数和(自身を除く): 12301472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 277, 320, 368, 460, 554, 640, 736, 920, 1108, 1280, 1385, 1472, 1840, 2216, 2770, 2944, 3680, 4432, 5540, 5888, 6371, 7360, 8864, 11080, 12742, 14720, 17728, 22160, 25484, 29440, 31855, 35456, 44320, 50968, 63710, 70912, 88640, 101936, 127420, 177280, 203872, 254840, 354560, 407744, 509680, 815488, 1019360, 1630976, 2038720, 4077440, 8154880]

約数ペア:

[(1, 8154880), (2, 4077440), (4, 2038720), (5, 1630976), (8, 1019360), (10, 815488), (16, 509680), (20, 407744), (23, 354560), (32, 254840), (40, 203872), (46, 177280), (64, 127420), (80, 101936), (92, 88640), (115, 70912), (128, 63710), (160, 50968), (184, 44320), (230, 35456), (256, 31855), (277, 29440), (320, 25484), (368, 22160), (460, 17728), (554, 14720), (640, 12742), (736, 11080), (920, 8864), (1108, 7360), (1280, 6371), (1385, 5888), (1472, 5540), (1840, 4432), (2216, 3680), (2770, 2944)]