55951875

素因数分解:

$3^2\times 5^4\times 7^3\times {\mathrm{29}}^1$

素因数の和:76

約数の個数: 120

約数和(自身を含む): 121836000

約数和(自身を除く): 65884125

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 29, 35, 45, 49, 63, 75, 87, 105, 125, 145, 147, 175, 203, 225, 245, 261, 315, 343, 375, 435, 441, 525, 609, 625, 725, 735, 875, 1015, 1029, 1125, 1225, 1305, 1421, 1575, 1715, 1827, 1875, 2175, 2205, 2625, 3045, 3087, 3625, 3675, 4263, 4375, 5075, 5145, 5625, 6125, 6525, 7105, 7875, 8575, 9135, 9947, 10875, 11025, 12789, 13125, 15225, 15435, 18125, 18375, 21315, 25375, 25725, 29841, 30625, 32625, 35525, 39375, 42875, 45675, 49735, 54375, 55125, 63945, 76125, 77175, 89523, 91875, 106575, 126875, 128625, 149205, 163125, 177625, 214375, 228375, 248675, 275625, 319725, 380625, 385875, 447615, 532875, 643125, 746025, 888125, 1141875, 1243375, 1598625, 1929375, 2238075, 2664375, 3730125, 6216875, 7993125, 11190375, 18650625, 55951875]

約数ペア:

[(1, 55951875), (3, 18650625), (5, 11190375), (7, 7993125), (9, 6216875), (15, 3730125), (21, 2664375), (25, 2238075), (29, 1929375), (35, 1598625), (45, 1243375), (49, 1141875), (63, 888125), (75, 746025), (87, 643125), (105, 532875), (125, 447615), (145, 385875), (147, 380625), (175, 319725), (203, 275625), (225, 248675), (245, 228375), (261, 214375), (315, 177625), (343, 163125), (375, 149205), (435, 128625), (441, 126875), (525, 106575), (609, 91875), (625, 89523), (725, 77175), (735, 76125), (875, 63945), (1015, 55125), (1029, 54375), (1125, 49735), (1225, 45675), (1305, 42875), (1421, 39375), (1575, 35525), (1715, 32625), (1827, 30625), (1875, 29841), (2175, 25725), (2205, 25375), (2625, 21315), (3045, 18375), (3087, 18125), (3625, 15435), (3675, 15225), (4263, 13125), (4375, 12789), (5075, 11025), (5145, 10875), (5625, 9947), (6125, 9135), (6525, 8575), (7105, 7875)]