25840000208

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{15809}}^1$

素因数の和:16116

約数の個数: 80

約数和(自身を含む): 56319520320

約数和(自身を除く): 30479520112

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 148, 176, 251, 296, 407, 502, 592, 814, 1004, 1628, 2008, 2761, 3256, 4016, 5522, 6512, 9287, 11044, 15809, 18574, 22088, 31618, 37148, 44176, 63236, 74296, 102157, 126472, 148592, 173899, 204314, 252944, 347798, 408628, 584933, 695596, 817256, 1169866, 1391192, 1634512, 2339732, 2782384, 3968059, 4679464, 6434263, 7936118, 9358928, 12868526, 15872236, 25737052, 31744472, 43648649, 51474104, 63488944, 87297298, 102948208, 146818183, 174594596, 293636366, 349189192, 587272732, 698378384, 1174545464, 1615000013, 2349090928, 3230000026, 6460000052, 12920000104, 25840000208]

約数ペア:

[(1, 25840000208), (2, 12920000104), (4, 6460000052), (8, 3230000026), (11, 2349090928), (16, 1615000013), (22, 1174545464), (37, 698378384), (44, 587272732), (74, 349189192), (88, 293636366), (148, 174594596), (176, 146818183), (251, 102948208), (296, 87297298), (407, 63488944), (502, 51474104), (592, 43648649), (814, 31744472), (1004, 25737052), (1628, 15872236), (2008, 12868526), (2761, 9358928), (3256, 7936118), (4016, 6434263), (5522, 4679464), (6512, 3968059), (9287, 2782384), (11044, 2339732), (15809, 1634512), (18574, 1391192), (22088, 1169866), (31618, 817256), (37148, 695596), (44176, 584933), (63236, 408628), (74296, 347798), (102157, 252944), (126472, 204314), (148592, 173899)]