4500080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4327}}^1$

素因数の和:4353

約数の個数: 40

約数和(自身を含む): 11270112

約数和(自身を除く): 6770032

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 4327, 8654, 17308, 21635, 34616, 43270, 56251, 69232, 86540, 112502, 173080, 225004, 281255, 346160, 450008, 562510, 900016, 1125020, 2250040, 4500080]

約数ペア:

[(1, 4500080), (2, 2250040), (4, 1125020), (5, 900016), (8, 562510), (10, 450008), (13, 346160), (16, 281255), (20, 225004), (26, 173080), (40, 112502), (52, 86540), (65, 69232), (80, 56251), (104, 43270), (130, 34616), (208, 21635), (260, 17308), (520, 8654), (1040, 4327)]