78873251212

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{140263}}^1$

素因数の和:140451

約数の個数: 72

約数和(自身を含む): 170134621440

約数和(自身を除く): 91261370228

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 151, 196, 266, 302, 532, 604, 931, 1057, 1862, 2114, 2869, 3724, 4228, 5738, 7399, 11476, 14798, 20083, 29596, 40166, 80332, 140263, 140581, 280526, 281162, 561052, 562324, 981841, 1963682, 2664997, 3927364, 5329994, 6872887, 10659988, 13745774, 18654979, 21179713, 27491548, 37309958, 42359426, 74619916, 84718852, 130584853, 148257991, 261169706, 296515982, 402414547, 522339412, 593031964, 804829094, 1037805937, 1609658188, 2075611874, 2816901829, 4151223748, 5633803658, 11267607316, 19718312803, 39436625606, 78873251212]

約数ペア:

[(1, 78873251212), (2, 39436625606), (4, 19718312803), (7, 11267607316), (14, 5633803658), (19, 4151223748), (28, 2816901829), (38, 2075611874), (49, 1609658188), (76, 1037805937), (98, 804829094), (133, 593031964), (151, 522339412), (196, 402414547), (266, 296515982), (302, 261169706), (532, 148257991), (604, 130584853), (931, 84718852), (1057, 74619916), (1862, 42359426), (2114, 37309958), (2869, 27491548), (3724, 21179713), (4228, 18654979), (5738, 13745774), (7399, 10659988), (11476, 6872887), (14798, 5329994), (20083, 3927364), (29596, 2664997), (40166, 1963682), (80332, 981841), (140263, 562324), (140581, 561052), (280526, 281162)]