438188320

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{66797}}^1$

素因数の和:66853

約数の個数: 48

約数和(自身を含む): 1060485048

約数和(自身を除く): 622296728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 66797, 133594, 267188, 333985, 534376, 667970, 1068752, 1335940, 2137504, 2671880, 2738677, 5343760, 5477354, 10687520, 10954708, 13693385, 21909416, 27386770, 43818832, 54773540, 87637664, 109547080, 219094160, 438188320]

約数ペア:

[(1, 438188320), (2, 219094160), (4, 109547080), (5, 87637664), (8, 54773540), (10, 43818832), (16, 27386770), (20, 21909416), (32, 13693385), (40, 10954708), (41, 10687520), (80, 5477354), (82, 5343760), (160, 2738677), (164, 2671880), (205, 2137504), (328, 1335940), (410, 1068752), (656, 667970), (820, 534376), (1312, 333985), (1640, 267188), (3280, 133594), (6560, 66797)]