54038140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{677}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 122788512

約数和(自身を除く): 68750372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 307, 614, 677, 1228, 1354, 1535, 2708, 3070, 3385, 3991, 6140, 6770, 7982, 8801, 13540, 15964, 17602, 19955, 35204, 39910, 44005, 79820, 88010, 176020, 207839, 415678, 831356, 1039195, 2078390, 2701907, 4156780, 5403814, 10807628, 13509535, 27019070, 54038140]

約数ペア:

[(1, 54038140), (2, 27019070), (4, 13509535), (5, 10807628), (10, 5403814), (13, 4156780), (20, 2701907), (26, 2078390), (52, 1039195), (65, 831356), (130, 415678), (260, 207839), (307, 176020), (614, 88010), (677, 79820), (1228, 44005), (1354, 39910), (1535, 35204), (2708, 19955), (3070, 17602), (3385, 15964), (3991, 13540), (6140, 8801), (6770, 7982)]