68853872

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:214

約数の個数: 80

約数和(自身を含む): 147609600

約数和(自身を除く): 78755728

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 61, 76, 79, 94, 122, 152, 158, 188, 244, 304, 316, 376, 488, 632, 752, 893, 976, 1159, 1264, 1501, 1786, 2318, 2867, 3002, 3572, 3713, 4636, 4819, 5734, 6004, 7144, 7426, 9272, 9638, 11468, 12008, 14288, 14852, 18544, 19276, 22936, 24016, 29704, 38552, 45872, 54473, 59408, 70547, 77104, 91561, 108946, 141094, 183122, 217892, 226493, 282188, 366244, 435784, 452986, 564376, 732488, 871568, 905972, 1128752, 1464976, 1811944, 3623888, 4303367, 8606734, 17213468, 34426936, 68853872]

約数ペア:

[(1, 68853872), (2, 34426936), (4, 17213468), (8, 8606734), (16, 4303367), (19, 3623888), (38, 1811944), (47, 1464976), (61, 1128752), (76, 905972), (79, 871568), (94, 732488), (122, 564376), (152, 452986), (158, 435784), (188, 366244), (244, 282188), (304, 226493), (316, 217892), (376, 183122), (488, 141094), (632, 108946), (752, 91561), (893, 77104), (976, 70547), (1159, 59408), (1264, 54473), (1501, 45872), (1786, 38552), (2318, 29704), (2867, 24016), (3002, 22936), (3572, 19276), (3713, 18544), (4636, 14852), (4819, 14288), (5734, 12008), (6004, 11468), (7144, 9638), (7426, 9272)]