45881680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:464

約数の個数: 80

約数和(自身を含む): 116023824

約数和(自身を除く): 70142144

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 157, 208, 260, 281, 314, 520, 562, 628, 785, 1040, 1124, 1256, 1405, 1570, 2041, 2248, 2512, 2810, 3140, 3653, 4082, 4496, 5620, 6280, 7306, 8164, 10205, 11240, 12560, 14612, 16328, 18265, 20410, 22480, 29224, 32656, 36530, 40820, 44117, 58448, 73060, 81640, 88234, 146120, 163280, 176468, 220585, 292240, 352936, 441170, 573521, 705872, 882340, 1147042, 1764680, 2294084, 2867605, 3529360, 4588168, 5735210, 9176336, 11470420, 22940840, 45881680]

約数ペア:

[(1, 45881680), (2, 22940840), (4, 11470420), (5, 9176336), (8, 5735210), (10, 4588168), (13, 3529360), (16, 2867605), (20, 2294084), (26, 1764680), (40, 1147042), (52, 882340), (65, 705872), (80, 573521), (104, 441170), (130, 352936), (157, 292240), (208, 220585), (260, 176468), (281, 163280), (314, 146120), (520, 88234), (562, 81640), (628, 73060), (785, 58448), (1040, 44117), (1124, 40820), (1256, 36530), (1405, 32656), (1570, 29224), (2041, 22480), (2248, 20410), (2512, 18265), (2810, 16328), (3140, 14612), (3653, 12560), (4082, 11240), (4496, 10205), (5620, 8164), (6280, 7306)]