207969125

素因数分解:

$5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:471

約数の個数: 64

約数和(自身を含む): 327075840

約数和(自身を除く): 119106715

約数列:

[1, 5, 7, 13, 25, 35, 47, 65, 91, 125, 175, 235, 325, 329, 389, 455, 611, 875, 1175, 1625, 1645, 1945, 2275, 2723, 3055, 4277, 5057, 5875, 8225, 9725, 11375, 13615, 15275, 18283, 21385, 25285, 35399, 41125, 48625, 68075, 76375, 91415, 106925, 126425, 127981, 176995, 237679, 340375, 457075, 534625, 632125, 639905, 884975, 1188395, 1663753, 2285375, 3199525, 4424875, 5941975, 8318765, 15997625, 29709875, 41593825, 207969125]

約数ペア:

[(1, 207969125), (5, 41593825), (7, 29709875), (13, 15997625), (25, 8318765), (35, 5941975), (47, 4424875), (65, 3199525), (91, 2285375), (125, 1663753), (175, 1188395), (235, 884975), (325, 639905), (329, 632125), (389, 534625), (455, 457075), (611, 340375), (875, 237679), (1175, 176995), (1625, 127981), (1645, 126425), (1945, 106925), (2275, 91415), (2723, 76375), (3055, 68075), (4277, 48625), (5057, 41125), (5875, 35399), (8225, 25285), (9725, 21385), (11375, 18283), (13615, 15275)]