52172900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{599}}^1$

素因数の和:693

約数の個数: 72

約数和(自身を含む): 123950400

約数和(自身を除く): 71777500

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 67, 100, 130, 134, 260, 268, 325, 335, 599, 650, 670, 871, 1198, 1300, 1340, 1675, 1742, 2396, 2995, 3350, 3484, 4355, 5990, 6700, 7787, 8710, 11980, 14975, 15574, 17420, 21775, 29950, 31148, 38935, 40133, 43550, 59900, 77870, 80266, 87100, 155740, 160532, 194675, 200665, 389350, 401330, 521729, 778700, 802660, 1003325, 1043458, 2006650, 2086916, 2608645, 4013300, 5217290, 10434580, 13043225, 26086450, 52172900]

約数ペア:

[(1, 52172900), (2, 26086450), (4, 13043225), (5, 10434580), (10, 5217290), (13, 4013300), (20, 2608645), (25, 2086916), (26, 2006650), (50, 1043458), (52, 1003325), (65, 802660), (67, 778700), (100, 521729), (130, 401330), (134, 389350), (260, 200665), (268, 194675), (325, 160532), (335, 155740), (599, 87100), (650, 80266), (670, 77870), (871, 59900), (1198, 43550), (1300, 40133), (1340, 38935), (1675, 31148), (1742, 29950), (2396, 21775), (2995, 17420), (3350, 15574), (3484, 14975), (4355, 11980), (5990, 8710), (6700, 7787)]