89128468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 197568000

約数和(自身を除く): 108439532

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 59, 76, 118, 139, 143, 209, 236, 247, 278, 286, 418, 494, 556, 572, 649, 767, 836, 988, 1121, 1298, 1529, 1534, 1807, 2242, 2596, 2641, 2717, 3058, 3068, 3614, 4484, 5282, 5434, 6116, 7228, 8201, 8437, 10564, 10868, 12331, 14573, 16402, 16874, 19877, 24662, 29051, 29146, 32804, 33748, 34333, 39754, 49324, 58102, 58292, 68666, 79508, 90211, 106613, 116204, 137332, 155819, 160303, 180422, 213226, 311638, 320606, 360844, 377663, 426452, 623276, 641212, 755326, 1172743, 1510652, 1714009, 2025647, 2345486, 3428018, 4051294, 4690972, 6856036, 8102588, 22282117, 44564234, 89128468]

約数ペア:

[(1, 89128468), (2, 44564234), (4, 22282117), (11, 8102588), (13, 6856036), (19, 4690972), (22, 4051294), (26, 3428018), (38, 2345486), (44, 2025647), (52, 1714009), (59, 1510652), (76, 1172743), (118, 755326), (139, 641212), (143, 623276), (209, 426452), (236, 377663), (247, 360844), (278, 320606), (286, 311638), (418, 213226), (494, 180422), (556, 160303), (572, 155819), (649, 137332), (767, 116204), (836, 106613), (988, 90211), (1121, 79508), (1298, 68666), (1529, 58292), (1534, 58102), (1807, 49324), (2242, 39754), (2596, 34333), (2641, 33748), (2717, 32804), (3058, 29146), (3068, 29051), (3614, 24662), (4484, 19877), (5282, 16874), (5434, 16402), (6116, 14573), (7228, 12331), (8201, 10868), (8437, 10564)]