201355400

素因数分解:

$2^3\times 5^2\times {\mathrm{139}}^1\times {\mathrm{7243}}^1$

素因数の和:7398

約数の個数: 48

約数和(自身を含む): 471584400

約数和(自身を除く): 270229000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 139, 200, 278, 556, 695, 1112, 1390, 2780, 3475, 5560, 6950, 7243, 13900, 14486, 27800, 28972, 36215, 57944, 72430, 144860, 181075, 289720, 362150, 724300, 1006777, 1448600, 2013554, 4027108, 5033885, 8054216, 10067770, 20135540, 25169425, 40271080, 50338850, 100677700, 201355400]

約数ペア:

[(1, 201355400), (2, 100677700), (4, 50338850), (5, 40271080), (8, 25169425), (10, 20135540), (20, 10067770), (25, 8054216), (40, 5033885), (50, 4027108), (100, 2013554), (139, 1448600), (200, 1006777), (278, 724300), (556, 362150), (695, 289720), (1112, 181075), (1390, 144860), (2780, 72430), (3475, 57944), (5560, 36215), (6950, 28972), (7243, 27800), (13900, 14486)]