31483900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1097}}^1$

素因数の和:1159

約数の個数: 72

約数和(自身を含む): 80057376

約数和(自身を除く): 48573476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 41, 50, 70, 82, 100, 140, 164, 175, 205, 287, 350, 410, 574, 700, 820, 1025, 1097, 1148, 1435, 2050, 2194, 2870, 4100, 4388, 5485, 5740, 7175, 7679, 10970, 14350, 15358, 21940, 27425, 28700, 30716, 38395, 44977, 54850, 76790, 89954, 109700, 153580, 179908, 191975, 224885, 314839, 383950, 449770, 629678, 767900, 899540, 1124425, 1259356, 1574195, 2248850, 3148390, 4497700, 6296780, 7870975, 15741950, 31483900]

約数ペア:

[(1, 31483900), (2, 15741950), (4, 7870975), (5, 6296780), (7, 4497700), (10, 3148390), (14, 2248850), (20, 1574195), (25, 1259356), (28, 1124425), (35, 899540), (41, 767900), (50, 629678), (70, 449770), (82, 383950), (100, 314839), (140, 224885), (164, 191975), (175, 179908), (205, 153580), (287, 109700), (350, 89954), (410, 76790), (574, 54850), (700, 44977), (820, 38395), (1025, 30716), (1097, 28700), (1148, 27425), (1435, 21940), (2050, 15358), (2194, 14350), (2870, 10970), (4100, 7679), (4388, 7175), (5485, 5740)]