25741808

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:354

約数の個数: 60

約数和(自身を含む): 55959960

約数和(自身を除く): 30218152

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 289, 293, 304, 323, 578, 586, 646, 1156, 1172, 1292, 2312, 2344, 2584, 4624, 4688, 4981, 5168, 5491, 5567, 9962, 10982, 11134, 19924, 21964, 22268, 39848, 43928, 44536, 79696, 84677, 87856, 89072, 94639, 169354, 189278, 338708, 378556, 677416, 757112, 1354832, 1514224, 1608863, 3217726, 6435452, 12870904, 25741808]

約数ペア:

[(1, 25741808), (2, 12870904), (4, 6435452), (8, 3217726), (16, 1608863), (17, 1514224), (19, 1354832), (34, 757112), (38, 677416), (68, 378556), (76, 338708), (136, 189278), (152, 169354), (272, 94639), (289, 89072), (293, 87856), (304, 84677), (323, 79696), (578, 44536), (586, 43928), (646, 39848), (1156, 22268), (1172, 21964), (1292, 19924), (2312, 11134), (2344, 10982), (2584, 9962), (4624, 5567), (4688, 5491), (4981, 5168)]