64971620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{27299}}^1$

素因数の和:27332

約数の個数: 48

約数和(自身を含む): 165110400

約数和(自身を除く): 100138780

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 27299, 54598, 109196, 136495, 191093, 272990, 382186, 464083, 545980, 764372, 928166, 955465, 1856332, 1910930, 2320415, 3248581, 3821860, 4640830, 6497162, 9281660, 12994324, 16242905, 32485810, 64971620]

約数ペア:

[(1, 64971620), (2, 32485810), (4, 16242905), (5, 12994324), (7, 9281660), (10, 6497162), (14, 4640830), (17, 3821860), (20, 3248581), (28, 2320415), (34, 1910930), (35, 1856332), (68, 955465), (70, 928166), (85, 764372), (119, 545980), (140, 464083), (170, 382186), (238, 272990), (340, 191093), (476, 136495), (595, 109196), (1190, 54598), (2380, 27299)]