131519072

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{577}}^1$

素因数の和:1023

約数の個数: 48

約数和(自身を含む): 275289840

約数和(自身を除く): 143770768

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 419, 544, 577, 838, 1154, 1676, 2308, 3352, 4616, 6704, 7123, 9232, 9809, 13408, 14246, 18464, 19618, 28492, 39236, 56984, 78472, 113968, 156944, 227936, 241763, 313888, 483526, 967052, 1934104, 3868208, 4109971, 7736416, 8219942, 16439884, 32879768, 65759536, 131519072]

約数ペア:

[(1, 131519072), (2, 65759536), (4, 32879768), (8, 16439884), (16, 8219942), (17, 7736416), (32, 4109971), (34, 3868208), (68, 1934104), (136, 967052), (272, 483526), (419, 313888), (544, 241763), (577, 227936), (838, 156944), (1154, 113968), (1676, 78472), (2308, 56984), (3352, 39236), (4616, 28492), (6704, 19618), (7123, 18464), (9232, 14246), (9809, 13408)]