71220075

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 134991360

約数和(自身を除く): 63771285

約数列:

[1, 3, 5, 15, 19, 23, 25, 41, 53, 57, 69, 75, 95, 115, 123, 159, 205, 265, 285, 345, 437, 475, 575, 615, 779, 795, 943, 1007, 1025, 1219, 1311, 1325, 1425, 1725, 2173, 2185, 2337, 2829, 3021, 3075, 3657, 3895, 3975, 4715, 5035, 6095, 6519, 6555, 10865, 10925, 11685, 14145, 15105, 17917, 18285, 19475, 23161, 23575, 25175, 30475, 32595, 32775, 41287, 49979, 53751, 54325, 58425, 69483, 70725, 75525, 89585, 91425, 115805, 123861, 149937, 162975, 206435, 249895, 268755, 347415, 447925, 579025, 619305, 749685, 949601, 1032175, 1249475, 1343775, 1737075, 2848803, 3096525, 3748425, 4748005, 14244015, 23740025, 71220075]

約数ペア:

[(1, 71220075), (3, 23740025), (5, 14244015), (15, 4748005), (19, 3748425), (23, 3096525), (25, 2848803), (41, 1737075), (53, 1343775), (57, 1249475), (69, 1032175), (75, 949601), (95, 749685), (115, 619305), (123, 579025), (159, 447925), (205, 347415), (265, 268755), (285, 249895), (345, 206435), (437, 162975), (475, 149937), (575, 123861), (615, 115805), (779, 91425), (795, 89585), (943, 75525), (1007, 70725), (1025, 69483), (1219, 58425), (1311, 54325), (1325, 53751), (1425, 49979), (1725, 41287), (2173, 32775), (2185, 32595), (2337, 30475), (2829, 25175), (3021, 23575), (3075, 23161), (3657, 19475), (3895, 18285), (3975, 17917), (4715, 15105), (5035, 14145), (6095, 11685), (6519, 10925), (6555, 10865)]