64137328

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:274

約数の個数: 80

約数和(自身を含む): 139812480

約数和(自身を除く): 75675152

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 47, 58, 68, 94, 116, 136, 173, 188, 232, 272, 346, 376, 464, 493, 692, 752, 799, 986, 1363, 1384, 1598, 1972, 2726, 2768, 2941, 3196, 3944, 5017, 5452, 5882, 6392, 7888, 8131, 10034, 10904, 11764, 12784, 16262, 20068, 21808, 23171, 23528, 32524, 40136, 46342, 47056, 65048, 80272, 85289, 92684, 130096, 138227, 170578, 185368, 235799, 276454, 341156, 370736, 471598, 552908, 682312, 943196, 1105816, 1364624, 1886392, 2211632, 3772784, 4008583, 8017166, 16034332, 32068664, 64137328]

約数ペア:

[(1, 64137328), (2, 32068664), (4, 16034332), (8, 8017166), (16, 4008583), (17, 3772784), (29, 2211632), (34, 1886392), (47, 1364624), (58, 1105816), (68, 943196), (94, 682312), (116, 552908), (136, 471598), (173, 370736), (188, 341156), (232, 276454), (272, 235799), (346, 185368), (376, 170578), (464, 138227), (493, 130096), (692, 92684), (752, 85289), (799, 80272), (986, 65048), (1363, 47056), (1384, 46342), (1598, 40136), (1972, 32524), (2726, 23528), (2768, 23171), (2941, 21808), (3196, 20068), (3944, 16262), (5017, 12784), (5452, 11764), (5882, 10904), (6392, 10034), (7888, 8131)]