70990420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 165166848

約数和(自身を除く): 94176428

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 43, 46, 74, 86, 92, 97, 115, 148, 172, 185, 194, 215, 230, 370, 388, 430, 460, 485, 740, 851, 860, 970, 989, 1591, 1702, 1940, 1978, 2231, 3182, 3404, 3589, 3956, 4171, 4255, 4462, 4945, 6364, 7178, 7955, 8342, 8510, 8924, 9890, 11155, 14356, 15910, 16684, 17020, 17945, 19780, 20855, 22310, 31820, 35890, 36593, 41710, 44620, 71780, 73186, 82547, 83420, 95933, 146372, 154327, 165094, 182965, 191866, 308654, 330188, 365930, 383732, 412735, 479665, 617308, 731860, 771635, 825470, 959330, 1543270, 1650940, 1918660, 3086540, 3549521, 7099042, 14198084, 17747605, 35495210, 70990420]

約数ペア:

[(1, 70990420), (2, 35495210), (4, 17747605), (5, 14198084), (10, 7099042), (20, 3549521), (23, 3086540), (37, 1918660), (43, 1650940), (46, 1543270), (74, 959330), (86, 825470), (92, 771635), (97, 731860), (115, 617308), (148, 479665), (172, 412735), (185, 383732), (194, 365930), (215, 330188), (230, 308654), (370, 191866), (388, 182965), (430, 165094), (460, 154327), (485, 146372), (740, 95933), (851, 83420), (860, 82547), (970, 73186), (989, 71780), (1591, 44620), (1702, 41710), (1940, 36593), (1978, 35890), (2231, 31820), (3182, 22310), (3404, 20855), (3589, 19780), (3956, 17945), (4171, 17020), (4255, 16684), (4462, 15910), (4945, 14356), (6364, 11155), (7178, 9890), (7955, 8924), (8342, 8510)]