1569161620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{2957}}^1$

素因数の和:3149

約数の個数: 72

約数和(自身を含む): 3592159704

約数和(自身を除く): 2022998084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 169, 260, 314, 338, 628, 676, 785, 845, 1570, 1690, 2041, 2957, 3140, 3380, 4082, 5914, 8164, 10205, 11828, 14785, 20410, 26533, 29570, 38441, 40820, 53066, 59140, 76882, 106132, 132665, 153764, 192205, 265330, 384410, 464249, 499733, 530660, 768820, 928498, 999466, 1856996, 1998932, 2321245, 2498665, 4642490, 4997330, 6035237, 9284980, 9994660, 12070474, 24140948, 30176185, 60352370, 78458081, 120704740, 156916162, 313832324, 392290405, 784580810, 1569161620]

約数ペア:

[(1, 1569161620), (2, 784580810), (4, 392290405), (5, 313832324), (10, 156916162), (13, 120704740), (20, 78458081), (26, 60352370), (52, 30176185), (65, 24140948), (130, 12070474), (157, 9994660), (169, 9284980), (260, 6035237), (314, 4997330), (338, 4642490), (628, 2498665), (676, 2321245), (785, 1998932), (845, 1856996), (1570, 999466), (1690, 928498), (2041, 768820), (2957, 530660), (3140, 499733), (3380, 464249), (4082, 384410), (5914, 265330), (8164, 192205), (10205, 153764), (11828, 132665), (14785, 106132), (20410, 76882), (26533, 59140), (29570, 53066), (38441, 40820)]