40419795

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 75116160

約数和(自身を除く): 34696365

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 89, 137, 195, 221, 255, 267, 411, 445, 663, 685, 1105, 1157, 1335, 1513, 1781, 2055, 2329, 3315, 3471, 4539, 5343, 5785, 6987, 7565, 8905, 11645, 12193, 17355, 19669, 22695, 26715, 30277, 34935, 36579, 59007, 60965, 90831, 98345, 151385, 158509, 182895, 207281, 295035, 454155, 475527, 621843, 792545, 1036405, 2377635, 2694653, 3109215, 8083959, 13473265, 40419795]

約数ペア:

[(1, 40419795), (3, 13473265), (5, 8083959), (13, 3109215), (15, 2694653), (17, 2377635), (39, 1036405), (51, 792545), (65, 621843), (85, 475527), (89, 454155), (137, 295035), (195, 207281), (221, 182895), (255, 158509), (267, 151385), (411, 98345), (445, 90831), (663, 60965), (685, 59007), (1105, 36579), (1157, 34935), (1335, 30277), (1513, 26715), (1781, 22695), (2055, 19669), (2329, 17355), (3315, 12193), (3471, 11645), (4539, 8905), (5343, 7565), (5785, 6987)]