55509650

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:328

約数の個数: 72

約数和(自身を含む): 121710960

約数和(自身を除く): 66201310

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 139, 163, 175, 245, 278, 326, 350, 490, 695, 815, 973, 1141, 1225, 1390, 1630, 1946, 2282, 2450, 3475, 4075, 4865, 5705, 6811, 6950, 7987, 8150, 9730, 11410, 13622, 15974, 22657, 24325, 28525, 34055, 39935, 45314, 48650, 57050, 68110, 79870, 113285, 158599, 170275, 199675, 226570, 317198, 340550, 399350, 566425, 792995, 1110193, 1132850, 1585990, 2220386, 3964975, 5550965, 7929950, 11101930, 27754825, 55509650]

約数ペア:

[(1, 55509650), (2, 27754825), (5, 11101930), (7, 7929950), (10, 5550965), (14, 3964975), (25, 2220386), (35, 1585990), (49, 1132850), (50, 1110193), (70, 792995), (98, 566425), (139, 399350), (163, 340550), (175, 317198), (245, 226570), (278, 199675), (326, 170275), (350, 158599), (490, 113285), (695, 79870), (815, 68110), (973, 57050), (1141, 48650), (1225, 45314), (1390, 39935), (1630, 34055), (1946, 28525), (2282, 24325), (2450, 22657), (3475, 15974), (4075, 13622), (4865, 11410), (5705, 9730), (6811, 8150), (6950, 7987)]