66970000

素因数分解:

$2^4\times 5^4\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:246

約数の個数: 100

約数和(自身を含む): 167443276

約数和(自身を除く): 100473276

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 50, 74, 80, 100, 125, 148, 181, 185, 200, 250, 296, 362, 370, 400, 500, 592, 625, 724, 740, 905, 925, 1000, 1250, 1448, 1480, 1810, 1850, 2000, 2500, 2896, 2960, 3620, 3700, 4525, 4625, 5000, 6697, 7240, 7400, 9050, 9250, 10000, 13394, 14480, 14800, 18100, 18500, 22625, 23125, 26788, 33485, 36200, 37000, 45250, 46250, 53576, 66970, 72400, 74000, 90500, 92500, 107152, 113125, 133940, 167425, 181000, 185000, 226250, 267880, 334850, 362000, 370000, 452500, 535760, 669700, 837125, 905000, 1339400, 1674250, 1810000, 2678800, 3348500, 4185625, 6697000, 8371250, 13394000, 16742500, 33485000, 66970000]

約数ペア:

[(1, 66970000), (2, 33485000), (4, 16742500), (5, 13394000), (8, 8371250), (10, 6697000), (16, 4185625), (20, 3348500), (25, 2678800), (37, 1810000), (40, 1674250), (50, 1339400), (74, 905000), (80, 837125), (100, 669700), (125, 535760), (148, 452500), (181, 370000), (185, 362000), (200, 334850), (250, 267880), (296, 226250), (362, 185000), (370, 181000), (400, 167425), (500, 133940), (592, 113125), (625, 107152), (724, 92500), (740, 90500), (905, 74000), (925, 72400), (1000, 66970), (1250, 53576), (1448, 46250), (1480, 45250), (1810, 37000), (1850, 36200), (2000, 33485), (2500, 26788), (2896, 23125), (2960, 22625), (3620, 18500), (3700, 18100), (4525, 14800), (4625, 14480), (5000, 13394), (6697, 10000), (7240, 9250), (7400, 9050)]