42969760

素因数分解:

$2^5\times 5^1\times {\mathrm{271}}^1\times {\mathrm{991}}^1$

素因数の和:1277

約数の個数: 48

約数和(自身を含む): 101993472

約数和(自身を除く): 59023712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 271, 542, 991, 1084, 1355, 1982, 2168, 2710, 3964, 4336, 4955, 5420, 7928, 8672, 9910, 10840, 15856, 19820, 21680, 31712, 39640, 43360, 79280, 158560, 268561, 537122, 1074244, 1342805, 2148488, 2685610, 4296976, 5371220, 8593952, 10742440, 21484880, 42969760]

約数ペア:

[(1, 42969760), (2, 21484880), (4, 10742440), (5, 8593952), (8, 5371220), (10, 4296976), (16, 2685610), (20, 2148488), (32, 1342805), (40, 1074244), (80, 537122), (160, 268561), (271, 158560), (542, 79280), (991, 43360), (1084, 39640), (1355, 31712), (1982, 21680), (2168, 19820), (2710, 15856), (3964, 10840), (4336, 9910), (4955, 8672), (5420, 7928)]