81738873412

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{881}}^1\times {\mathrm{1201}}^1$

素因数の和:2213

約数の個数: 96

約数和(自身を含む): 170983249920

約数和(自身を除く): 89244376508

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 89, 124, 178, 217, 356, 434, 623, 868, 881, 1201, 1246, 1762, 2402, 2492, 2759, 3524, 4804, 5518, 6167, 8407, 11036, 12334, 16814, 19313, 24668, 27311, 33628, 37231, 38626, 54622, 74462, 77252, 78409, 106889, 109244, 148924, 156818, 191177, 213778, 260617, 313636, 382354, 427556, 521234, 548863, 748223, 764708, 1042468, 1058081, 1097726, 1496446, 2116162, 2195452, 2430679, 2992892, 3313559, 4232324, 4861358, 6627118, 7406567, 9722716, 13254236, 14813134, 17014753, 23194913, 29626268, 32800511, 34029506, 46389826, 65601022, 68059012, 92779652, 94169209, 131202044, 188338418, 229603577, 376676836, 459207154, 659184463, 918414308, 1318368926, 2636737852, 2919245479, 5838490958, 11676981916, 20434718353, 40869436706, 81738873412]

約数ペア:

[(1, 81738873412), (2, 40869436706), (4, 20434718353), (7, 11676981916), (14, 5838490958), (28, 2919245479), (31, 2636737852), (62, 1318368926), (89, 918414308), (124, 659184463), (178, 459207154), (217, 376676836), (356, 229603577), (434, 188338418), (623, 131202044), (868, 94169209), (881, 92779652), (1201, 68059012), (1246, 65601022), (1762, 46389826), (2402, 34029506), (2492, 32800511), (2759, 29626268), (3524, 23194913), (4804, 17014753), (5518, 14813134), (6167, 13254236), (8407, 9722716), (11036, 7406567), (12334, 6627118), (16814, 4861358), (19313, 4232324), (24668, 3313559), (27311, 2992892), (33628, 2430679), (37231, 2195452), (38626, 2116162), (54622, 1496446), (74462, 1097726), (77252, 1058081), (78409, 1042468), (106889, 764708), (109244, 748223), (148924, 548863), (156818, 521234), (191177, 427556), (213778, 382354), (260617, 313636)]