25994176

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:381

約数の個数: 56

約数和(自身を含む): 56184800

約数和(自身を除く): 30190624

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 157, 199, 208, 314, 398, 416, 628, 796, 832, 1256, 1592, 2041, 2512, 2587, 3184, 4082, 5024, 5174, 6368, 8164, 10048, 10348, 12736, 16328, 20696, 31243, 32656, 41392, 62486, 65312, 82784, 124972, 130624, 165568, 249944, 406159, 499888, 812318, 999776, 1624636, 1999552, 3249272, 6498544, 12997088, 25994176]

約数ペア:

[(1, 25994176), (2, 12997088), (4, 6498544), (8, 3249272), (13, 1999552), (16, 1624636), (26, 999776), (32, 812318), (52, 499888), (64, 406159), (104, 249944), (157, 165568), (199, 130624), (208, 124972), (314, 82784), (398, 65312), (416, 62486), (628, 41392), (796, 32656), (832, 31243), (1256, 20696), (1592, 16328), (2041, 12736), (2512, 10348), (2587, 10048), (3184, 8164), (4082, 6368), (5024, 5174)]