80625480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51683}}^1$

素因数の和:51710

約数の個数: 64

約数和(自身を含む): 260487360

約数和(自身を除く): 179861880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 51683, 103366, 155049, 206732, 258415, 310098, 413464, 516830, 620196, 671879, 775245, 1033660, 1240392, 1343758, 1550490, 2015637, 2067320, 2687516, 3100980, 3359395, 4031274, 5375032, 6201960, 6718790, 8062548, 10078185, 13437580, 16125096, 20156370, 26875160, 40312740, 80625480]

約数ペア:

[(1, 80625480), (2, 40312740), (3, 26875160), (4, 20156370), (5, 16125096), (6, 13437580), (8, 10078185), (10, 8062548), (12, 6718790), (13, 6201960), (15, 5375032), (20, 4031274), (24, 3359395), (26, 3100980), (30, 2687516), (39, 2067320), (40, 2015637), (52, 1550490), (60, 1343758), (65, 1240392), (78, 1033660), (104, 775245), (120, 671879), (130, 620196), (156, 516830), (195, 413464), (260, 310098), (312, 258415), (390, 206732), (520, 155049), (780, 103366), (1560, 51683)]