1640667056

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{1669}}^1$

素因数の和:1882

約数の個数: 80

約数和(自身を含む): 3717500160

約数和(自身を除く): 2076833104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 131, 134, 262, 268, 469, 524, 536, 917, 938, 1048, 1072, 1669, 1834, 1876, 2096, 3338, 3668, 3752, 6676, 7336, 7504, 8777, 11683, 13352, 14672, 17554, 23366, 26704, 35108, 46732, 61439, 70216, 93464, 111823, 122878, 140432, 186928, 218639, 223646, 245756, 437278, 447292, 491512, 782761, 874556, 894584, 983024, 1530473, 1565522, 1749112, 1789168, 3060946, 3131044, 3498224, 6121892, 6262088, 12243784, 12524176, 14648813, 24487568, 29297626, 58595252, 102541691, 117190504, 205083382, 234381008, 410166764, 820333528, 1640667056]

約数ペア:

[(1, 1640667056), (2, 820333528), (4, 410166764), (7, 234381008), (8, 205083382), (14, 117190504), (16, 102541691), (28, 58595252), (56, 29297626), (67, 24487568), (112, 14648813), (131, 12524176), (134, 12243784), (262, 6262088), (268, 6121892), (469, 3498224), (524, 3131044), (536, 3060946), (917, 1789168), (938, 1749112), (1048, 1565522), (1072, 1530473), (1669, 983024), (1834, 894584), (1876, 874556), (2096, 782761), (3338, 491512), (3668, 447292), (3752, 437278), (6676, 245756), (7336, 223646), (7504, 218639), (8777, 186928), (11683, 140432), (13352, 122878), (14672, 111823), (17554, 93464), (23366, 70216), (26704, 61439), (35108, 46732)]