161728736

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12541}}^1$

素因数の和:12595

約数の個数: 48

約数和(自身を含む): 353985408

約数和(自身を除く): 192256672

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 3224, 6448, 12541, 12896, 25082, 50164, 100328, 163033, 200656, 326066, 388771, 401312, 652132, 777542, 1304264, 1555084, 2608528, 3110168, 5054023, 5217056, 6220336, 10108046, 12440672, 20216092, 40432184, 80864368, 161728736]

約数ペア:

[(1, 161728736), (2, 80864368), (4, 40432184), (8, 20216092), (13, 12440672), (16, 10108046), (26, 6220336), (31, 5217056), (32, 5054023), (52, 3110168), (62, 2608528), (104, 1555084), (124, 1304264), (208, 777542), (248, 652132), (403, 401312), (416, 388771), (496, 326066), (806, 200656), (992, 163033), (1612, 100328), (3224, 50164), (6448, 25082), (12541, 12896)]