51780690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{44257}}^1$

素因数の和:44283

約数の個数: 48

約数和(自身を含む): 144989208

約数和(自身を除く): 93208518

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 44257, 88514, 132771, 221285, 265542, 398313, 442570, 575341, 663855, 796626, 1150682, 1327710, 1726023, 1991565, 2876705, 3452046, 3983130, 5178069, 5753410, 8630115, 10356138, 17260230, 25890345, 51780690]

約数ペア:

[(1, 51780690), (2, 25890345), (3, 17260230), (5, 10356138), (6, 8630115), (9, 5753410), (10, 5178069), (13, 3983130), (15, 3452046), (18, 2876705), (26, 1991565), (30, 1726023), (39, 1327710), (45, 1150682), (65, 796626), (78, 663855), (90, 575341), (117, 442570), (130, 398313), (195, 265542), (234, 221285), (390, 132771), (585, 88514), (1170, 44257)]