51734805080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{81647}}^1$

素因数の和:81769

約数の個数: 128

約数和(自身を含む): 139206574080

約数和(自身を除く): 87471769000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 73, 124, 140, 146, 155, 217, 248, 280, 292, 310, 365, 434, 511, 584, 620, 730, 868, 1022, 1085, 1240, 1460, 1736, 2044, 2170, 2263, 2555, 2920, 4088, 4340, 4526, 5110, 8680, 9052, 10220, 11315, 15841, 18104, 20440, 22630, 31682, 45260, 63364, 79205, 81647, 90520, 126728, 158410, 163294, 316820, 326588, 408235, 571529, 633640, 653176, 816470, 1143058, 1632940, 2286116, 2531057, 2857645, 3265880, 4572232, 5062114, 5715290, 5960231, 10124228, 11430580, 11920462, 12655285, 17717399, 20248456, 22861160, 23840924, 25310570, 29801155, 35434798, 41721617, 47681848, 50621140, 59602310, 70869596, 83443234, 88586995, 101242280, 119204620, 141739192, 166886468, 177173990, 184767161, 208608085, 238409240, 333772936, 354347980, 369534322, 417216170, 708695960, 739068644, 834432340, 923835805, 1293370127, 1478137288, 1668864680, 1847671610, 2586740254, 3695343220, 5173480508, 6466850635, 7390686440, 10346961016, 12933701270, 25867402540, 51734805080]

約数ペア:

[(1, 51734805080), (2, 25867402540), (4, 12933701270), (5, 10346961016), (7, 7390686440), (8, 6466850635), (10, 5173480508), (14, 3695343220), (20, 2586740254), (28, 1847671610), (31, 1668864680), (35, 1478137288), (40, 1293370127), (56, 923835805), (62, 834432340), (70, 739068644), (73, 708695960), (124, 417216170), (140, 369534322), (146, 354347980), (155, 333772936), (217, 238409240), (248, 208608085), (280, 184767161), (292, 177173990), (310, 166886468), (365, 141739192), (434, 119204620), (511, 101242280), (584, 88586995), (620, 83443234), (730, 70869596), (868, 59602310), (1022, 50621140), (1085, 47681848), (1240, 41721617), (1460, 35434798), (1736, 29801155), (2044, 25310570), (2170, 23840924), (2263, 22861160), (2555, 20248456), (2920, 17717399), (4088, 12655285), (4340, 11920462), (4526, 11430580), (5110, 10124228), (8680, 5960231), (9052, 5715290), (10220, 5062114), (11315, 4572232), (15841, 3265880), (18104, 2857645), (20440, 2531057), (22630, 2286116), (31682, 1632940), (45260, 1143058), (63364, 816470), (79205, 653176), (81647, 633640), (90520, 571529), (126728, 408235), (158410, 326588), (163294, 316820)]