80438526

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{47}}^2$

素因数の和:143

約数の個数: 108

約数和(自身を含む): 216184488

約数和(自身を除く): 135745962

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 47, 51, 63, 94, 102, 119, 126, 141, 153, 238, 282, 289, 306, 329, 357, 423, 578, 658, 714, 799, 846, 867, 987, 1071, 1598, 1734, 1974, 2023, 2142, 2209, 2397, 2601, 2961, 4046, 4418, 4794, 5202, 5593, 5922, 6069, 6627, 7191, 11186, 12138, 13254, 13583, 14382, 15463, 16779, 18207, 19881, 27166, 30926, 33558, 36414, 37553, 39762, 40749, 46389, 50337, 75106, 81498, 92778, 95081, 100674, 112659, 122247, 139167, 190162, 225318, 244494, 262871, 278334, 285243, 337977, 525742, 570486, 638401, 675954, 788613, 855729, 1276802, 1577226, 1711458, 1915203, 2365839, 3830406, 4468807, 4731678, 5745609, 8937614, 11491218, 13406421, 26812842, 40219263, 80438526]

約数ペア:

[(1, 80438526), (2, 40219263), (3, 26812842), (6, 13406421), (7, 11491218), (9, 8937614), (14, 5745609), (17, 4731678), (18, 4468807), (21, 3830406), (34, 2365839), (42, 1915203), (47, 1711458), (51, 1577226), (63, 1276802), (94, 855729), (102, 788613), (119, 675954), (126, 638401), (141, 570486), (153, 525742), (238, 337977), (282, 285243), (289, 278334), (306, 262871), (329, 244494), (357, 225318), (423, 190162), (578, 139167), (658, 122247), (714, 112659), (799, 100674), (846, 95081), (867, 92778), (987, 81498), (1071, 75106), (1598, 50337), (1734, 46389), (1974, 40749), (2023, 39762), (2142, 37553), (2209, 36414), (2397, 33558), (2601, 30926), (2961, 27166), (4046, 19881), (4418, 18207), (4794, 16779), (5202, 15463), (5593, 14382), (5922, 13583), (6069, 13254), (6627, 12138), (7191, 11186)]