51191700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1283}}^1$

素因数の和:1326

約数の個数: 144

約数和(自身を含む): 178321920

約数和(自身を除く): 127130220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 25, 28, 30, 35, 38, 42, 50, 57, 60, 70, 75, 76, 84, 95, 100, 105, 114, 133, 140, 150, 175, 190, 210, 228, 266, 285, 300, 350, 380, 399, 420, 475, 525, 532, 570, 665, 700, 798, 950, 1050, 1140, 1283, 1330, 1425, 1596, 1900, 1995, 2100, 2566, 2660, 2850, 3325, 3849, 3990, 5132, 5700, 6415, 6650, 7698, 7980, 8981, 9975, 12830, 13300, 15396, 17962, 19245, 19950, 24377, 25660, 26943, 32075, 35924, 38490, 39900, 44905, 48754, 53886, 64150, 73131, 76980, 89810, 96225, 97508, 107772, 121885, 128300, 134715, 146262, 170639, 179620, 192450, 224525, 243770, 269430, 292524, 341278, 365655, 384900, 449050, 487540, 511917, 538860, 609425, 673575, 682556, 731310, 853195, 898100, 1023834, 1218850, 1347150, 1462620, 1706390, 1828275, 2047668, 2437700, 2559585, 2694300, 3412780, 3656550, 4265975, 5119170, 7313100, 8531950, 10238340, 12797925, 17063900, 25595850, 51191700]

約数ペア:

[(1, 51191700), (2, 25595850), (3, 17063900), (4, 12797925), (5, 10238340), (6, 8531950), (7, 7313100), (10, 5119170), (12, 4265975), (14, 3656550), (15, 3412780), (19, 2694300), (20, 2559585), (21, 2437700), (25, 2047668), (28, 1828275), (30, 1706390), (35, 1462620), (38, 1347150), (42, 1218850), (50, 1023834), (57, 898100), (60, 853195), (70, 731310), (75, 682556), (76, 673575), (84, 609425), (95, 538860), (100, 511917), (105, 487540), (114, 449050), (133, 384900), (140, 365655), (150, 341278), (175, 292524), (190, 269430), (210, 243770), (228, 224525), (266, 192450), (285, 179620), (300, 170639), (350, 146262), (380, 134715), (399, 128300), (420, 121885), (475, 107772), (525, 97508), (532, 96225), (570, 89810), (665, 76980), (700, 73131), (798, 64150), (950, 53886), (1050, 48754), (1140, 44905), (1283, 39900), (1330, 38490), (1425, 35924), (1596, 32075), (1900, 26943), (1995, 25660), (2100, 24377), (2566, 19950), (2660, 19245), (2850, 17962), (3325, 15396), (3849, 13300), (3990, 12830), (5132, 9975), (5700, 8981), (6415, 7980), (6650, 7698)]