64120028

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:283

約数の個数: 72

約数和(自身を含む): 137741184

約数和(自身を除く): 73621156

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 61, 62, 98, 122, 124, 173, 196, 217, 244, 346, 427, 434, 692, 854, 868, 1211, 1519, 1708, 1891, 2422, 2989, 3038, 3782, 4844, 5363, 5978, 6076, 7564, 8477, 10553, 10726, 11956, 13237, 16954, 21106, 21452, 26474, 33908, 37541, 42212, 52948, 73871, 75082, 92659, 147742, 150164, 185318, 262787, 295484, 327143, 370636, 517097, 525574, 654286, 1034194, 1051148, 1308572, 2068388, 2290001, 4580002, 9160004, 16030007, 32060014, 64120028]

約数ペア:

[(1, 64120028), (2, 32060014), (4, 16030007), (7, 9160004), (14, 4580002), (28, 2290001), (31, 2068388), (49, 1308572), (61, 1051148), (62, 1034194), (98, 654286), (122, 525574), (124, 517097), (173, 370636), (196, 327143), (217, 295484), (244, 262787), (346, 185318), (427, 150164), (434, 147742), (692, 92659), (854, 75082), (868, 73871), (1211, 52948), (1519, 42212), (1708, 37541), (1891, 33908), (2422, 26474), (2989, 21452), (3038, 21106), (3782, 16954), (4844, 13237), (5363, 11956), (5978, 10726), (6076, 10553), (7564, 8477)]