68727968

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:465

約数の個数: 48

約数和(自身を含む): 139069224

約数和(自身を除く): 70341256

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 137, 244, 257, 274, 488, 514, 548, 976, 1028, 1096, 1952, 2056, 2192, 4112, 4384, 8224, 8357, 15677, 16714, 31354, 33428, 35209, 62708, 66856, 70418, 125416, 133712, 140836, 250832, 267424, 281672, 501664, 563344, 1126688, 2147749, 4295498, 8590996, 17181992, 34363984, 68727968]

約数ペア:

[(1, 68727968), (2, 34363984), (4, 17181992), (8, 8590996), (16, 4295498), (32, 2147749), (61, 1126688), (122, 563344), (137, 501664), (244, 281672), (257, 267424), (274, 250832), (488, 140836), (514, 133712), (548, 125416), (976, 70418), (1028, 66856), (1096, 62708), (1952, 35209), (2056, 33428), (2192, 31354), (4112, 16714), (4384, 15677), (8224, 8357)]