8240325

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 15106176

約数和(自身を除く): 6865851

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 281, 345, 391, 425, 575, 843, 1173, 1275, 1405, 1725, 1955, 4215, 4777, 5865, 6463, 7025, 9775, 14331, 19389, 21075, 23885, 29325, 32315, 71655, 96945, 109871, 119425, 161575, 329613, 358275, 484725, 549355, 1648065, 2746775, 8240325]

約数ペア:

[(1, 8240325), (3, 2746775), (5, 1648065), (15, 549355), (17, 484725), (23, 358275), (25, 329613), (51, 161575), (69, 119425), (75, 109871), (85, 96945), (115, 71655), (255, 32315), (281, 29325), (345, 23885), (391, 21075), (425, 19389), (575, 14331), (843, 9775), (1173, 7025), (1275, 6463), (1405, 5865), (1725, 4777), (1955, 4215)]