890664530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{541}}^1\times {\mathrm{811}}^1$

素因数の和:1395

約数の個数: 64

約数和(自身を含む): 1901249280

約数和(自身を除く): 1010584750

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 541, 811, 1015, 1082, 1622, 2030, 2705, 3787, 4055, 5410, 5677, 7574, 8110, 11354, 15689, 18935, 23519, 28385, 31378, 37870, 47038, 56770, 78445, 109823, 117595, 156890, 164633, 219646, 235190, 329266, 438751, 549115, 823165, 877502, 1098230, 1646330, 2193755, 3071257, 4387510, 6142514, 12723779, 15356285, 25447558, 30712570, 63618895, 89066453, 127237790, 178132906, 445332265, 890664530]

約数ペア:

[(1, 890664530), (2, 445332265), (5, 178132906), (7, 127237790), (10, 89066453), (14, 63618895), (29, 30712570), (35, 25447558), (58, 15356285), (70, 12723779), (145, 6142514), (203, 4387510), (290, 3071257), (406, 2193755), (541, 1646330), (811, 1098230), (1015, 877502), (1082, 823165), (1622, 549115), (2030, 438751), (2705, 329266), (3787, 235190), (4055, 219646), (5410, 164633), (5677, 156890), (7574, 117595), (8110, 109823), (11354, 78445), (15689, 56770), (18935, 47038), (23519, 37870), (28385, 31378)]