54969880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1433}}^1$

素因数の和:1588

約数の個数: 64

約数和(自身を含む): 142482240

約数和(自身を除く): 87512360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 137, 140, 274, 280, 548, 685, 959, 1096, 1370, 1433, 1918, 2740, 2866, 3836, 4795, 5480, 5732, 7165, 7672, 9590, 10031, 11464, 14330, 19180, 20062, 28660, 38360, 40124, 50155, 57320, 80248, 100310, 196321, 200620, 392642, 401240, 785284, 981605, 1374247, 1570568, 1963210, 2748494, 3926420, 5496988, 6871235, 7852840, 10993976, 13742470, 27484940, 54969880]

約数ペア:

[(1, 54969880), (2, 27484940), (4, 13742470), (5, 10993976), (7, 7852840), (8, 6871235), (10, 5496988), (14, 3926420), (20, 2748494), (28, 1963210), (35, 1570568), (40, 1374247), (56, 981605), (70, 785284), (137, 401240), (140, 392642), (274, 200620), (280, 196321), (548, 100310), (685, 80248), (959, 57320), (1096, 50155), (1370, 40124), (1433, 38360), (1918, 28660), (2740, 20062), (2866, 19180), (3836, 14330), (4795, 11464), (5480, 10031), (5732, 9590), (7165, 7672)]