290281300

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{503}}^1$

素因数の和:745

約数の個数: 72

約数和(自身を含む): 656208000

約数和(自身を除く): 365926700

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 199, 290, 398, 503, 580, 725, 796, 995, 1006, 1450, 1990, 2012, 2515, 2900, 3980, 4975, 5030, 5771, 9950, 10060, 11542, 12575, 14587, 19900, 23084, 25150, 28855, 29174, 50300, 57710, 58348, 72935, 100097, 115420, 144275, 145870, 200194, 288550, 291740, 364675, 400388, 500485, 577100, 729350, 1000970, 1458700, 2001940, 2502425, 2902813, 5004850, 5805626, 10009700, 11611252, 14514065, 29028130, 58056260, 72570325, 145140650, 290281300]

約数ペア:

[(1, 290281300), (2, 145140650), (4, 72570325), (5, 58056260), (10, 29028130), (20, 14514065), (25, 11611252), (29, 10009700), (50, 5805626), (58, 5004850), (100, 2902813), (116, 2502425), (145, 2001940), (199, 1458700), (290, 1000970), (398, 729350), (503, 577100), (580, 500485), (725, 400388), (796, 364675), (995, 291740), (1006, 288550), (1450, 200194), (1990, 145870), (2012, 144275), (2515, 115420), (2900, 100097), (3980, 72935), (4975, 58348), (5030, 57710), (5771, 50300), (9950, 29174), (10060, 28855), (11542, 25150), (12575, 23084), (14587, 19900)]