69940000

素因数分解:

$2^5\times 5^4\times {\mathrm{13}}^1\times {\mathrm{269}}^1$

素因数の和:312

約数の個数: 120

約数和(自身を含む): 185987340

約数和(自身を除く): 116047340

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 125, 130, 160, 200, 208, 250, 260, 269, 325, 400, 416, 500, 520, 538, 625, 650, 800, 1000, 1040, 1076, 1250, 1300, 1345, 1625, 2000, 2080, 2152, 2500, 2600, 2690, 3250, 3497, 4000, 4304, 5000, 5200, 5380, 6500, 6725, 6994, 8125, 8608, 10000, 10400, 10760, 13000, 13450, 13988, 16250, 17485, 20000, 21520, 26000, 26900, 27976, 32500, 33625, 34970, 43040, 52000, 53800, 55952, 65000, 67250, 69940, 87425, 107600, 111904, 130000, 134500, 139880, 168125, 174850, 215200, 260000, 269000, 279760, 336250, 349700, 437125, 538000, 559520, 672500, 699400, 874250, 1076000, 1345000, 1398800, 1748500, 2185625, 2690000, 2797600, 3497000, 4371250, 5380000, 6994000, 8742500, 13988000, 17485000, 34970000, 69940000]

約数ペア:

[(1, 69940000), (2, 34970000), (4, 17485000), (5, 13988000), (8, 8742500), (10, 6994000), (13, 5380000), (16, 4371250), (20, 3497000), (25, 2797600), (26, 2690000), (32, 2185625), (40, 1748500), (50, 1398800), (52, 1345000), (65, 1076000), (80, 874250), (100, 699400), (104, 672500), (125, 559520), (130, 538000), (160, 437125), (200, 349700), (208, 336250), (250, 279760), (260, 269000), (269, 260000), (325, 215200), (400, 174850), (416, 168125), (500, 139880), (520, 134500), (538, 130000), (625, 111904), (650, 107600), (800, 87425), (1000, 69940), (1040, 67250), (1076, 65000), (1250, 55952), (1300, 53800), (1345, 52000), (1625, 43040), (2000, 34970), (2080, 33625), (2152, 32500), (2500, 27976), (2600, 26900), (2690, 26000), (3250, 21520), (3497, 20000), (4000, 17485), (4304, 16250), (5000, 13988), (5200, 13450), (5380, 13000), (6500, 10760), (6725, 10400), (6994, 10000), (8125, 8608)]