51991960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1823}}^1$

素因数の和:1888

約数の個数: 64

約数和(自身を含む): 126074880

約数和(自身を除く): 74082920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 155, 184, 230, 248, 310, 460, 620, 713, 920, 1240, 1426, 1823, 2852, 3565, 3646, 5704, 7130, 7292, 9115, 14260, 14584, 18230, 28520, 36460, 41929, 56513, 72920, 83858, 113026, 167716, 209645, 226052, 282565, 335432, 419290, 452104, 565130, 838580, 1130260, 1299799, 1677160, 2260520, 2599598, 5199196, 6498995, 10398392, 12997990, 25995980, 51991960]

約数ペア:

[(1, 51991960), (2, 25995980), (4, 12997990), (5, 10398392), (8, 6498995), (10, 5199196), (20, 2599598), (23, 2260520), (31, 1677160), (40, 1299799), (46, 1130260), (62, 838580), (92, 565130), (115, 452104), (124, 419290), (155, 335432), (184, 282565), (230, 226052), (248, 209645), (310, 167716), (460, 113026), (620, 83858), (713, 72920), (920, 56513), (1240, 41929), (1426, 36460), (1823, 28520), (2852, 18230), (3565, 14584), (3646, 14260), (5704, 9115), (7130, 7292)]