2509850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 5463936

約数和(自身を除く): 2954086

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 71, 101, 142, 175, 202, 350, 355, 497, 505, 707, 710, 994, 1010, 1414, 1775, 2485, 2525, 3535, 3550, 4970, 5050, 7070, 7171, 12425, 14342, 17675, 24850, 35350, 35855, 50197, 71710, 100394, 179275, 250985, 358550, 501970, 1254925, 2509850]

約数ペア:

[(1, 2509850), (2, 1254925), (5, 501970), (7, 358550), (10, 250985), (14, 179275), (25, 100394), (35, 71710), (50, 50197), (70, 35855), (71, 35350), (101, 24850), (142, 17675), (175, 14342), (202, 12425), (350, 7171), (355, 7070), (497, 5050), (505, 4970), (707, 3550), (710, 3535), (994, 2525), (1010, 2485), (1414, 1775)]