261574144

素因数分解:

$2^9\times {\mathrm{13}}^2\times {\mathrm{3023}}^1$

素因数の和:3067

約数の個数: 60

約数和(自身を含む): 566120016

約数和(自身を除く): 304545872

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 416, 512, 676, 832, 1352, 1664, 2704, 3023, 3328, 5408, 6046, 6656, 10816, 12092, 21632, 24184, 39299, 43264, 48368, 78598, 86528, 96736, 157196, 193472, 314392, 386944, 510887, 628784, 773888, 1021774, 1257568, 1547776, 2043548, 2515136, 4087096, 5030272, 8174192, 10060544, 16348384, 20121088, 32696768, 65393536, 130787072, 261574144]

約数ペア:

[(1, 261574144), (2, 130787072), (4, 65393536), (8, 32696768), (13, 20121088), (16, 16348384), (26, 10060544), (32, 8174192), (52, 5030272), (64, 4087096), (104, 2515136), (128, 2043548), (169, 1547776), (208, 1257568), (256, 1021774), (338, 773888), (416, 628784), (512, 510887), (676, 386944), (832, 314392), (1352, 193472), (1664, 157196), (2704, 96736), (3023, 86528), (3328, 78598), (5408, 48368), (6046, 43264), (6656, 39299), (10816, 24184), (12092, 21632)]