416329375

素因数分解:

$5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 667586304

約数和(自身を除く): 251256929

約数列:

[1, 5, 7, 11, 25, 35, 41, 55, 77, 125, 175, 205, 211, 275, 287, 385, 451, 625, 875, 1025, 1055, 1375, 1435, 1477, 1925, 2255, 2321, 3157, 4375, 5125, 5275, 6875, 7175, 7385, 8651, 9625, 11275, 11605, 15785, 16247, 25625, 26375, 35875, 36925, 43255, 48125, 56375, 58025, 60557, 78925, 81235, 95161, 131875, 179375, 184625, 216275, 281875, 290125, 302785, 394625, 406175, 475805, 666127, 923125, 1081375, 1450625, 1513925, 1973125, 2030875, 2379025, 3330635, 5406875, 7569625, 10154375, 11895125, 16653175, 37848125, 59475625, 83265875, 416329375]

約数ペア:

[(1, 416329375), (5, 83265875), (7, 59475625), (11, 37848125), (25, 16653175), (35, 11895125), (41, 10154375), (55, 7569625), (77, 5406875), (125, 3330635), (175, 2379025), (205, 2030875), (211, 1973125), (275, 1513925), (287, 1450625), (385, 1081375), (451, 923125), (625, 666127), (875, 475805), (1025, 406175), (1055, 394625), (1375, 302785), (1435, 290125), (1477, 281875), (1925, 216275), (2255, 184625), (2321, 179375), (3157, 131875), (4375, 95161), (5125, 81235), (5275, 78925), (6875, 60557), (7175, 58025), (7385, 56375), (8651, 48125), (9625, 43255), (11275, 36925), (11605, 35875), (15785, 26375), (16247, 25625)]