25012500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:84

約数の個数: 144

約数和(自身を含む): 78744960

約数和(自身を除く): 53732460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 29, 30, 46, 50, 58, 60, 69, 75, 87, 92, 100, 115, 116, 125, 138, 145, 150, 174, 230, 250, 276, 290, 300, 345, 348, 375, 435, 460, 500, 575, 580, 625, 667, 690, 725, 750, 870, 1150, 1250, 1334, 1380, 1450, 1500, 1725, 1740, 1875, 2001, 2175, 2300, 2500, 2668, 2875, 2900, 3125, 3335, 3450, 3625, 3750, 4002, 4350, 5750, 6250, 6670, 6900, 7250, 7500, 8004, 8625, 8700, 9375, 10005, 10875, 11500, 12500, 13340, 14375, 14500, 16675, 17250, 18125, 18750, 20010, 21750, 28750, 33350, 34500, 36250, 37500, 40020, 43125, 43500, 50025, 54375, 57500, 66700, 71875, 72500, 83375, 86250, 90625, 100050, 108750, 143750, 166750, 172500, 181250, 200100, 215625, 217500, 250125, 271875, 287500, 333500, 362500, 416875, 431250, 500250, 543750, 833750, 862500, 1000500, 1087500, 1250625, 1667500, 2084375, 2501250, 4168750, 5002500, 6253125, 8337500, 12506250, 25012500]

約数ペア:

[(1, 25012500), (2, 12506250), (3, 8337500), (4, 6253125), (5, 5002500), (6, 4168750), (10, 2501250), (12, 2084375), (15, 1667500), (20, 1250625), (23, 1087500), (25, 1000500), (29, 862500), (30, 833750), (46, 543750), (50, 500250), (58, 431250), (60, 416875), (69, 362500), (75, 333500), (87, 287500), (92, 271875), (100, 250125), (115, 217500), (116, 215625), (125, 200100), (138, 181250), (145, 172500), (150, 166750), (174, 143750), (230, 108750), (250, 100050), (276, 90625), (290, 86250), (300, 83375), (345, 72500), (348, 71875), (375, 66700), (435, 57500), (460, 54375), (500, 50025), (575, 43500), (580, 43125), (625, 40020), (667, 37500), (690, 36250), (725, 34500), (750, 33350), (870, 28750), (1150, 21750), (1250, 20010), (1334, 18750), (1380, 18125), (1450, 17250), (1500, 16675), (1725, 14500), (1740, 14375), (1875, 13340), (2001, 12500), (2175, 11500), (2300, 10875), (2500, 10005), (2668, 9375), (2875, 8700), (2900, 8625), (3125, 8004), (3335, 7500), (3450, 7250), (3625, 6900), (3750, 6670), (4002, 6250), (4350, 5750)]