51828140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28477}}^1$

素因数の和:28506

約数の個数: 48

約数和(自身を含む): 133960512

約数和(自身を除く): 82132372

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 28477, 56954, 113908, 142385, 199339, 284770, 370201, 398678, 569540, 740402, 797356, 996695, 1480804, 1851005, 1993390, 2591407, 3702010, 3986780, 5182814, 7404020, 10365628, 12957035, 25914070, 51828140]

約数ペア:

[(1, 51828140), (2, 25914070), (4, 12957035), (5, 10365628), (7, 7404020), (10, 5182814), (13, 3986780), (14, 3702010), (20, 2591407), (26, 1993390), (28, 1851005), (35, 1480804), (52, 996695), (65, 797356), (70, 740402), (91, 569540), (130, 398678), (140, 370201), (182, 284770), (260, 199339), (364, 142385), (455, 113908), (910, 56954), (1820, 28477)]