521014550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1951}}^1$

素因数の和:2086

約数の個数: 72

約数和(自身を含む): 1138230720

約数和(自身を除く): 617216170

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 109, 175, 218, 245, 350, 490, 545, 763, 1090, 1225, 1526, 1951, 2450, 2725, 3815, 3902, 5341, 5450, 7630, 9755, 10682, 13657, 19075, 19510, 26705, 27314, 38150, 48775, 53410, 68285, 95599, 97550, 133525, 136570, 191198, 212659, 267050, 341425, 425318, 477995, 682850, 955990, 1063295, 1488613, 2126590, 2389975, 2977226, 4779950, 5316475, 7443065, 10420291, 10632950, 14886130, 20840582, 37215325, 52101455, 74430650, 104202910, 260507275, 521014550]

約数ペア:

[(1, 521014550), (2, 260507275), (5, 104202910), (7, 74430650), (10, 52101455), (14, 37215325), (25, 20840582), (35, 14886130), (49, 10632950), (50, 10420291), (70, 7443065), (98, 5316475), (109, 4779950), (175, 2977226), (218, 2389975), (245, 2126590), (350, 1488613), (490, 1063295), (545, 955990), (763, 682850), (1090, 477995), (1225, 425318), (1526, 341425), (1951, 267050), (2450, 212659), (2725, 191198), (3815, 136570), (3902, 133525), (5341, 97550), (5450, 95599), (7630, 68285), (9755, 53410), (10682, 48775), (13657, 38150), (19075, 27314), (19510, 26705)]