52391440

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15973}}^1$

素因数の和:16027

約数の個数: 40

約数和(自身を含む): 124788888

約数和(自身を除く): 72397448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 15973, 31946, 63892, 79865, 127784, 159730, 255568, 319460, 638920, 654893, 1277840, 1309786, 2619572, 3274465, 5239144, 6548930, 10478288, 13097860, 26195720, 52391440]

約数ペア:

[(1, 52391440), (2, 26195720), (4, 13097860), (5, 10478288), (8, 6548930), (10, 5239144), (16, 3274465), (20, 2619572), (40, 1309786), (41, 1277840), (80, 654893), (82, 638920), (164, 319460), (205, 255568), (328, 159730), (410, 127784), (656, 79865), (820, 63892), (1640, 31946), (3280, 15973)]