200870890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{4049}}^1$

素因数の和:4119

約数の個数: 48

約数和(自身を含む): 407219400

約数和(自身を除く): 206348510

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 121, 205, 242, 410, 451, 605, 902, 1210, 2255, 4049, 4510, 4961, 8098, 9922, 20245, 24805, 40490, 44539, 49610, 89078, 166009, 222695, 332018, 445390, 489929, 830045, 979858, 1660090, 1826099, 2449645, 3652198, 4899290, 9130495, 18260990, 20087089, 40174178, 100435445, 200870890]

約数ペア:

[(1, 200870890), (2, 100435445), (5, 40174178), (10, 20087089), (11, 18260990), (22, 9130495), (41, 4899290), (55, 3652198), (82, 2449645), (110, 1826099), (121, 1660090), (205, 979858), (242, 830045), (410, 489929), (451, 445390), (605, 332018), (902, 222695), (1210, 166009), (2255, 89078), (4049, 49610), (4510, 44539), (4961, 40490), (8098, 24805), (9922, 20245)]