25544220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32749}}^1$

素因数の和:32774

約数の個数: 48

約数和(自身を含む): 77028000

約数和(自身を除く): 51483780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 32749, 65498, 98247, 130996, 163745, 196494, 327490, 392988, 425737, 491235, 654980, 851474, 982470, 1277211, 1702948, 1964940, 2128685, 2554422, 4257370, 5108844, 6386055, 8514740, 12772110, 25544220]

約数ペア:

[(1, 25544220), (2, 12772110), (3, 8514740), (4, 6386055), (5, 5108844), (6, 4257370), (10, 2554422), (12, 2128685), (13, 1964940), (15, 1702948), (20, 1277211), (26, 982470), (30, 851474), (39, 654980), (52, 491235), (60, 425737), (65, 392988), (78, 327490), (130, 196494), (156, 163745), (195, 130996), (260, 98247), (390, 65498), (780, 32749)]