77085820

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{661}}^1$

素因数の和:708

約数の個数: 96

約数和(自身を含む): 200188800

約数和(自身を除く): 123102980

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 343, 476, 490, 595, 661, 686, 833, 980, 1190, 1322, 1372, 1666, 1715, 2380, 2644, 3305, 3332, 3430, 4165, 4627, 5831, 6610, 6860, 8330, 9254, 11237, 11662, 13220, 16660, 18508, 22474, 23135, 23324, 29155, 32389, 44948, 46270, 56185, 58310, 64778, 78659, 92540, 112370, 116620, 129556, 157318, 161945, 224740, 226723, 314636, 323890, 393295, 453446, 550613, 647780, 786590, 906892, 1101226, 1133615, 1573180, 2202452, 2267230, 2753065, 3854291, 4534460, 5506130, 7708582, 11012260, 15417164, 19271455, 38542910, 77085820]

約数ペア:

[(1, 77085820), (2, 38542910), (4, 19271455), (5, 15417164), (7, 11012260), (10, 7708582), (14, 5506130), (17, 4534460), (20, 3854291), (28, 2753065), (34, 2267230), (35, 2202452), (49, 1573180), (68, 1133615), (70, 1101226), (85, 906892), (98, 786590), (119, 647780), (140, 550613), (170, 453446), (196, 393295), (238, 323890), (245, 314636), (340, 226723), (343, 224740), (476, 161945), (490, 157318), (595, 129556), (661, 116620), (686, 112370), (833, 92540), (980, 78659), (1190, 64778), (1322, 58310), (1372, 56185), (1666, 46270), (1715, 44948), (2380, 32389), (2644, 29155), (3305, 23324), (3332, 23135), (3430, 22474), (4165, 18508), (4627, 16660), (5831, 13220), (6610, 11662), (6860, 11237), (8330, 9254)]