81100712

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{137}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 197328960

約数和(自身を除く): 116228248

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 31, 44, 56, 62, 77, 88, 124, 137, 154, 217, 248, 274, 308, 341, 434, 548, 616, 682, 868, 959, 961, 1096, 1364, 1507, 1736, 1918, 1922, 2387, 2728, 3014, 3836, 3844, 4247, 4774, 6028, 6727, 7672, 7688, 8494, 9548, 10549, 10571, 12056, 13454, 16988, 19096, 21098, 21142, 26908, 29729, 33976, 42196, 42284, 46717, 53816, 59458, 73997, 84392, 84568, 93434, 118916, 131657, 147994, 186868, 237832, 263314, 295988, 327019, 373736, 526628, 591976, 654038, 921599, 1053256, 1308076, 1448227, 1843198, 2616152, 2896454, 3686396, 5792908, 7372792, 10137589, 11585816, 20275178, 40550356, 81100712]

約数ペア:

[(1, 81100712), (2, 40550356), (4, 20275178), (7, 11585816), (8, 10137589), (11, 7372792), (14, 5792908), (22, 3686396), (28, 2896454), (31, 2616152), (44, 1843198), (56, 1448227), (62, 1308076), (77, 1053256), (88, 921599), (124, 654038), (137, 591976), (154, 526628), (217, 373736), (248, 327019), (274, 295988), (308, 263314), (341, 237832), (434, 186868), (548, 147994), (616, 131657), (682, 118916), (868, 93434), (959, 84568), (961, 84392), (1096, 73997), (1364, 59458), (1507, 53816), (1736, 46717), (1918, 42284), (1922, 42196), (2387, 33976), (2728, 29729), (3014, 26908), (3836, 21142), (3844, 21098), (4247, 19096), (4774, 16988), (6028, 13454), (6727, 12056), (7672, 10571), (7688, 10549), (8494, 9548)]