125106820

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:600

約数の個数: 48

約数和(自身を含む): 267342768

約数和(自身を除く): 142235948

約数列:

[1, 2, 4, 5, 10, 20, 113, 197, 226, 281, 394, 452, 562, 565, 788, 985, 1124, 1130, 1405, 1970, 2260, 2810, 3940, 5620, 22261, 31753, 44522, 55357, 63506, 89044, 110714, 111305, 127012, 158765, 221428, 222610, 276785, 317530, 445220, 553570, 635060, 1107140, 6255341, 12510682, 25021364, 31276705, 62553410, 125106820]

約数ペア:

[(1, 125106820), (2, 62553410), (4, 31276705), (5, 25021364), (10, 12510682), (20, 6255341), (113, 1107140), (197, 635060), (226, 553570), (281, 445220), (394, 317530), (452, 276785), (562, 222610), (565, 221428), (788, 158765), (985, 127012), (1124, 111305), (1130, 110714), (1405, 89044), (1970, 63506), (2260, 55357), (2810, 44522), (3940, 31753), (5620, 22261)]