31304757488

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{431}}^1\times {\mathrm{547}}^1$

素因数の和:1222

約数の個数: 80

約数和(自身を含む): 62644133376

約数和(自身を除く): 31339375888

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 193, 344, 386, 431, 547, 688, 772, 862, 1094, 1544, 1724, 2188, 3088, 3448, 4376, 6896, 8299, 8752, 16598, 18533, 23521, 33196, 37066, 47042, 66392, 74132, 83183, 94084, 105571, 132784, 148264, 166366, 188168, 211142, 235757, 296528, 332732, 376336, 422284, 471514, 665464, 844568, 943028, 1330928, 1689136, 1886056, 3576869, 3772112, 4539553, 7153738, 9079106, 10137551, 14307476, 18158212, 20275102, 28614952, 36316424, 40550204, 45501101, 57229904, 72632848, 81100408, 91002202, 162200816, 182004404, 364008808, 728017616, 1956547343, 3913094686, 7826189372, 15652378744, 31304757488]

約数ペア:

[(1, 31304757488), (2, 15652378744), (4, 7826189372), (8, 3913094686), (16, 1956547343), (43, 728017616), (86, 364008808), (172, 182004404), (193, 162200816), (344, 91002202), (386, 81100408), (431, 72632848), (547, 57229904), (688, 45501101), (772, 40550204), (862, 36316424), (1094, 28614952), (1544, 20275102), (1724, 18158212), (2188, 14307476), (3088, 10137551), (3448, 9079106), (4376, 7153738), (6896, 4539553), (8299, 3772112), (8752, 3576869), (16598, 1886056), (18533, 1689136), (23521, 1330928), (33196, 943028), (37066, 844568), (47042, 665464), (66392, 471514), (74132, 422284), (83183, 376336), (94084, 332732), (105571, 296528), (132784, 235757), (148264, 211142), (166366, 188168)]