2168849375

素因数分解:

$5^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:307

約数の個数: 120

約数和(自身を含む): 3619766304

約数和(自身を除く): 1450916929

約数列:

[1, 5, 7, 11, 17, 25, 35, 55, 77, 85, 119, 121, 125, 175, 187, 241, 275, 385, 425, 595, 605, 625, 847, 875, 935, 1205, 1309, 1375, 1687, 1925, 2057, 2125, 2651, 2975, 3025, 4097, 4235, 4375, 4675, 6025, 6545, 6875, 8435, 9625, 10285, 10625, 13255, 14399, 14875, 15125, 18557, 20485, 21175, 23375, 28679, 29161, 30125, 32725, 42175, 45067, 48125, 51425, 66275, 71995, 74375, 75625, 92785, 102425, 105875, 116875, 143395, 145805, 150625, 163625, 204127, 210875, 225335, 257125, 315469, 331375, 359975, 463925, 495737, 512125, 529375, 716975, 729025, 818125, 1020635, 1054375, 1126675, 1285625, 1577345, 1656875, 1799875, 2319625, 2478685, 2560625, 3470159, 3584875, 3645125, 5103175, 5633375, 7886725, 8999375, 11598125, 12393425, 17350795, 17924375, 18225625, 25515875, 28166875, 39433625, 61967125, 86753975, 127579375, 197168125, 309835625, 433769875, 2168849375]

約数ペア:

[(1, 2168849375), (5, 433769875), (7, 309835625), (11, 197168125), (17, 127579375), (25, 86753975), (35, 61967125), (55, 39433625), (77, 28166875), (85, 25515875), (119, 18225625), (121, 17924375), (125, 17350795), (175, 12393425), (187, 11598125), (241, 8999375), (275, 7886725), (385, 5633375), (425, 5103175), (595, 3645125), (605, 3584875), (625, 3470159), (847, 2560625), (875, 2478685), (935, 2319625), (1205, 1799875), (1309, 1656875), (1375, 1577345), (1687, 1285625), (1925, 1126675), (2057, 1054375), (2125, 1020635), (2651, 818125), (2975, 729025), (3025, 716975), (4097, 529375), (4235, 512125), (4375, 495737), (4675, 463925), (6025, 359975), (6545, 331375), (6875, 315469), (8435, 257125), (9625, 225335), (10285, 210875), (10625, 204127), (13255, 163625), (14399, 150625), (14875, 145805), (15125, 143395), (18557, 116875), (20485, 105875), (21175, 102425), (23375, 92785), (28679, 75625), (29161, 74375), (30125, 71995), (32725, 66275), (42175, 51425), (45067, 48125)]