80407776

素因数分解:

$2^5\times 3^1\times {\mathrm{419}}^1\times {\mathrm{1999}}^1$

素因数の和:2431

約数の個数: 48

約数和(自身を含む): 211680000

約数和(自身を除く): 131272224

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 419, 838, 1257, 1676, 1999, 2514, 3352, 3998, 5028, 5997, 6704, 7996, 10056, 11994, 13408, 15992, 20112, 23988, 31984, 40224, 47976, 63968, 95952, 191904, 837581, 1675162, 2512743, 3350324, 5025486, 6700648, 10050972, 13401296, 20101944, 26802592, 40203888, 80407776]

約数ペア:

[(1, 80407776), (2, 40203888), (3, 26802592), (4, 20101944), (6, 13401296), (8, 10050972), (12, 6700648), (16, 5025486), (24, 3350324), (32, 2512743), (48, 1675162), (96, 837581), (419, 191904), (838, 95952), (1257, 63968), (1676, 47976), (1999, 40224), (2514, 31984), (3352, 23988), (3998, 20112), (5028, 15992), (5997, 13408), (6704, 11994), (7996, 10056)]