81427104

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{25703}}^1$

素因数の和:25730

約数の個数: 72

約数和(自身を含む): 252618912

約数和(自身を除く): 171191808

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 25703, 51406, 77109, 102812, 154218, 205624, 231327, 282733, 308436, 411248, 462654, 565466, 616872, 822496, 848199, 925308, 1130932, 1233744, 1696398, 1850616, 2261864, 2467488, 2544597, 3392796, 3701232, 4523728, 5089194, 6785592, 7402464, 9047456, 10178388, 13571184, 20356776, 27142368, 40713552, 81427104]

約数ペア:

[(1, 81427104), (2, 40713552), (3, 27142368), (4, 20356776), (6, 13571184), (8, 10178388), (9, 9047456), (11, 7402464), (12, 6785592), (16, 5089194), (18, 4523728), (22, 3701232), (24, 3392796), (32, 2544597), (33, 2467488), (36, 2261864), (44, 1850616), (48, 1696398), (66, 1233744), (72, 1130932), (88, 925308), (96, 848199), (99, 822496), (132, 616872), (144, 565466), (176, 462654), (198, 411248), (264, 308436), (288, 282733), (352, 231327), (396, 205624), (528, 154218), (792, 102812), (1056, 77109), (1584, 51406), (3168, 25703)]