840968992

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{12653}}^1$

素因数の和:12761

約数の個数: 48

約数和(自身を含む): 1734711552

約数和(自身を除く): 893742560

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 67, 124, 134, 248, 268, 496, 536, 992, 1072, 2077, 2144, 4154, 8308, 12653, 16616, 25306, 33232, 50612, 66464, 101224, 202448, 392243, 404896, 784486, 847751, 1568972, 1695502, 3137944, 3391004, 6275888, 6782008, 12551776, 13564016, 26280281, 27128032, 52560562, 105121124, 210242248, 420484496, 840968992]

約数ペア:

[(1, 840968992), (2, 420484496), (4, 210242248), (8, 105121124), (16, 52560562), (31, 27128032), (32, 26280281), (62, 13564016), (67, 12551776), (124, 6782008), (134, 6275888), (248, 3391004), (268, 3137944), (496, 1695502), (536, 1568972), (992, 847751), (1072, 784486), (2077, 404896), (2144, 392243), (4154, 202448), (8308, 101224), (12653, 66464), (16616, 50612), (25306, 33232)]