651619072

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8513}}^1$

素因数の和:8565

約数の個数: 72

約数和(自身を含む): 1461819744

約数和(自身を除く): 810200672

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 128, 184, 208, 256, 299, 368, 416, 598, 736, 832, 1196, 1472, 1664, 2392, 2944, 3328, 4784, 5888, 8513, 9568, 17026, 19136, 34052, 38272, 68104, 76544, 110669, 136208, 195799, 221338, 272416, 391598, 442676, 544832, 783196, 885352, 1089664, 1566392, 1770704, 2179328, 2545387, 3132784, 3541408, 5090774, 6265568, 7082816, 10181548, 12531136, 14165632, 20363096, 25062272, 28331264, 40726192, 50124544, 81452384, 162904768, 325809536, 651619072]

約数ペア:

[(1, 651619072), (2, 325809536), (4, 162904768), (8, 81452384), (13, 50124544), (16, 40726192), (23, 28331264), (26, 25062272), (32, 20363096), (46, 14165632), (52, 12531136), (64, 10181548), (92, 7082816), (104, 6265568), (128, 5090774), (184, 3541408), (208, 3132784), (256, 2545387), (299, 2179328), (368, 1770704), (416, 1566392), (598, 1089664), (736, 885352), (832, 783196), (1196, 544832), (1472, 442676), (1664, 391598), (2392, 272416), (2944, 221338), (3328, 195799), (4784, 136208), (5888, 110669), (8513, 76544), (9568, 68104), (17026, 38272), (19136, 34052)]