20175856850

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{49627}}^1$

素因数の和:49859

約数の個数: 48

約数和(自身を含む): 38547854208

約数和(自身を除く): 18371997358

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 173, 235, 346, 470, 865, 1175, 1730, 2350, 4325, 8131, 8650, 16262, 40655, 49627, 81310, 99254, 203275, 248135, 406550, 496270, 1240675, 2332469, 2481350, 4664938, 8585471, 11662345, 17170942, 23324690, 42927355, 58311725, 85854710, 116623450, 214636775, 403517137, 429273550, 807034274, 2017585685, 4035171370, 10087928425, 20175856850]

約数ペア:

[(1, 20175856850), (2, 10087928425), (5, 4035171370), (10, 2017585685), (25, 807034274), (47, 429273550), (50, 403517137), (94, 214636775), (173, 116623450), (235, 85854710), (346, 58311725), (470, 42927355), (865, 23324690), (1175, 17170942), (1730, 11662345), (2350, 8585471), (4325, 4664938), (8131, 2481350), (8650, 2332469), (16262, 1240675), (40655, 496270), (49627, 406550), (81310, 248135), (99254, 203275)]