664672216

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{1153}}^1$

素因数の和:1436

約数の個数: 64

約数和(自身を含む): 1407510720

約数和(自身を除く): 742838504

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 241, 299, 482, 598, 964, 1153, 1196, 1928, 2306, 2392, 3133, 4612, 5543, 6266, 9224, 11086, 12532, 14989, 22172, 25064, 26519, 29978, 44344, 53038, 59956, 72059, 106076, 119912, 144118, 212152, 277873, 288236, 344747, 555746, 576472, 689494, 1111492, 1378988, 2222984, 2757976, 3612349, 6391079, 7224698, 12782158, 14449396, 25564316, 28898792, 51128632, 83084027, 166168054, 332336108, 664672216]

約数ペア:

[(1, 664672216), (2, 332336108), (4, 166168054), (8, 83084027), (13, 51128632), (23, 28898792), (26, 25564316), (46, 14449396), (52, 12782158), (92, 7224698), (104, 6391079), (184, 3612349), (241, 2757976), (299, 2222984), (482, 1378988), (598, 1111492), (964, 689494), (1153, 576472), (1196, 555746), (1928, 344747), (2306, 288236), (2392, 277873), (3133, 212152), (4612, 144118), (5543, 119912), (6266, 106076), (9224, 72059), (11086, 59956), (12532, 53038), (14989, 44344), (22172, 29978), (25064, 26519)]