71831370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2749}}^1$

素因数の和:2839

約数の個数: 64

約数和(自身を含む): 188496000

約数和(自身を除く): 116664630

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 67, 78, 130, 134, 195, 201, 335, 390, 402, 670, 871, 1005, 1742, 2010, 2613, 2749, 4355, 5226, 5498, 8247, 8710, 13065, 13745, 16494, 26130, 27490, 35737, 41235, 71474, 82470, 107211, 178685, 184183, 214422, 357370, 368366, 536055, 552549, 920915, 1072110, 1105098, 1841830, 2394379, 2762745, 4788758, 5525490, 7183137, 11971895, 14366274, 23943790, 35915685, 71831370]

約数ペア:

[(1, 71831370), (2, 35915685), (3, 23943790), (5, 14366274), (6, 11971895), (10, 7183137), (13, 5525490), (15, 4788758), (26, 2762745), (30, 2394379), (39, 1841830), (65, 1105098), (67, 1072110), (78, 920915), (130, 552549), (134, 536055), (195, 368366), (201, 357370), (335, 214422), (390, 184183), (402, 178685), (670, 107211), (871, 82470), (1005, 71474), (1742, 41235), (2010, 35737), (2613, 27490), (2749, 26130), (4355, 16494), (5226, 13745), (5498, 13065), (8247, 8710)]