638289008

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{7993}}^1$

素因数の和:8062

約数の個数: 80

約数和(自身を含む): 1522569216

約数和(自身を除く): 884280208

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 46, 56, 62, 92, 112, 124, 161, 184, 217, 248, 322, 368, 434, 496, 644, 713, 868, 1288, 1426, 1736, 2576, 2852, 3472, 4991, 5704, 7993, 9982, 11408, 15986, 19964, 31972, 39928, 55951, 63944, 79856, 111902, 127888, 183839, 223804, 247783, 367678, 447608, 495566, 735356, 895216, 991132, 1286873, 1470712, 1734481, 1982264, 2573746, 2941424, 3468962, 3964528, 5147492, 5699009, 6937924, 10294984, 11398018, 13875848, 20589968, 22796036, 27751696, 39893063, 45592072, 79786126, 91184144, 159572252, 319144504, 638289008]

約数ペア:

[(1, 638289008), (2, 319144504), (4, 159572252), (7, 91184144), (8, 79786126), (14, 45592072), (16, 39893063), (23, 27751696), (28, 22796036), (31, 20589968), (46, 13875848), (56, 11398018), (62, 10294984), (92, 6937924), (112, 5699009), (124, 5147492), (161, 3964528), (184, 3468962), (217, 2941424), (248, 2573746), (322, 1982264), (368, 1734481), (434, 1470712), (496, 1286873), (644, 991132), (713, 895216), (868, 735356), (1288, 495566), (1426, 447608), (1736, 367678), (2576, 247783), (2852, 223804), (3472, 183839), (4991, 127888), (5704, 111902), (7993, 79856), (9982, 63944), (11408, 55951), (15986, 39928), (19964, 31972)]