38722500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{1721}}^1$

素因数の和:1751

約数の個数: 90

約数和(自身を含む): 122384262

約数和(自身を除く): 83661762

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 625, 750, 900, 1125, 1250, 1500, 1721, 1875, 2250, 2500, 3442, 3750, 4500, 5163, 5625, 6884, 7500, 8605, 10326, 11250, 15489, 17210, 20652, 22500, 25815, 30978, 34420, 43025, 51630, 61956, 77445, 86050, 103260, 129075, 154890, 172100, 215125, 258150, 309780, 387225, 430250, 516300, 645375, 774450, 860500, 1075625, 1290750, 1548900, 1936125, 2151250, 2581500, 3226875, 3872250, 4302500, 6453750, 7744500, 9680625, 12907500, 19361250, 38722500]

約数ペア:

[(1, 38722500), (2, 19361250), (3, 12907500), (4, 9680625), (5, 7744500), (6, 6453750), (9, 4302500), (10, 3872250), (12, 3226875), (15, 2581500), (18, 2151250), (20, 1936125), (25, 1548900), (30, 1290750), (36, 1075625), (45, 860500), (50, 774450), (60, 645375), (75, 516300), (90, 430250), (100, 387225), (125, 309780), (150, 258150), (180, 215125), (225, 172100), (250, 154890), (300, 129075), (375, 103260), (450, 86050), (500, 77445), (625, 61956), (750, 51630), (900, 43025), (1125, 34420), (1250, 30978), (1500, 25815), (1721, 22500), (1875, 20652), (2250, 17210), (2500, 15489), (3442, 11250), (3750, 10326), (4500, 8605), (5163, 7500), (5625, 6884)]