51547500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 180

約数和(自身を含む): 170570400

約数和(自身を除く): 119022900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 29, 30, 36, 45, 50, 58, 60, 75, 79, 87, 90, 100, 116, 125, 145, 150, 158, 174, 180, 225, 237, 250, 261, 290, 300, 316, 348, 375, 395, 435, 450, 474, 500, 522, 580, 625, 711, 725, 750, 790, 870, 900, 948, 1044, 1125, 1185, 1250, 1305, 1422, 1450, 1500, 1580, 1740, 1875, 1975, 2175, 2250, 2291, 2370, 2500, 2610, 2844, 2900, 3555, 3625, 3750, 3950, 4350, 4500, 4582, 4740, 5220, 5625, 5925, 6525, 6873, 7110, 7250, 7500, 7900, 8700, 9164, 9875, 10875, 11250, 11455, 11850, 13050, 13746, 14220, 14500, 17775, 18125, 19750, 20619, 21750, 22500, 22910, 23700, 26100, 27492, 29625, 32625, 34365, 35550, 36250, 39500, 41238, 43500, 45820, 49375, 54375, 57275, 59250, 65250, 68730, 71100, 72500, 82476, 88875, 98750, 103095, 108750, 114550, 118500, 130500, 137460, 148125, 163125, 171825, 177750, 197500, 206190, 217500, 229100, 286375, 296250, 326250, 343650, 355500, 412380, 444375, 515475, 572750, 592500, 652500, 687300, 859125, 888750, 1030950, 1145500, 1431875, 1718250, 1777500, 2061900, 2577375, 2863750, 3436500, 4295625, 5154750, 5727500, 8591250, 10309500, 12886875, 17182500, 25773750, 51547500]

約数ペア:

[(1, 51547500), (2, 25773750), (3, 17182500), (4, 12886875), (5, 10309500), (6, 8591250), (9, 5727500), (10, 5154750), (12, 4295625), (15, 3436500), (18, 2863750), (20, 2577375), (25, 2061900), (29, 1777500), (30, 1718250), (36, 1431875), (45, 1145500), (50, 1030950), (58, 888750), (60, 859125), (75, 687300), (79, 652500), (87, 592500), (90, 572750), (100, 515475), (116, 444375), (125, 412380), (145, 355500), (150, 343650), (158, 326250), (174, 296250), (180, 286375), (225, 229100), (237, 217500), (250, 206190), (261, 197500), (290, 177750), (300, 171825), (316, 163125), (348, 148125), (375, 137460), (395, 130500), (435, 118500), (450, 114550), (474, 108750), (500, 103095), (522, 98750), (580, 88875), (625, 82476), (711, 72500), (725, 71100), (750, 68730), (790, 65250), (870, 59250), (900, 57275), (948, 54375), (1044, 49375), (1125, 45820), (1185, 43500), (1250, 41238), (1305, 39500), (1422, 36250), (1450, 35550), (1500, 34365), (1580, 32625), (1740, 29625), (1875, 27492), (1975, 26100), (2175, 23700), (2250, 22910), (2291, 22500), (2370, 21750), (2500, 20619), (2610, 19750), (2844, 18125), (2900, 17775), (3555, 14500), (3625, 14220), (3750, 13746), (3950, 13050), (4350, 11850), (4500, 11455), (4582, 11250), (4740, 10875), (5220, 9875), (5625, 9164), (5925, 8700), (6525, 7900), (6873, 7500), (7110, 7250)]