49664440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{25339}}^1$

素因数の和:25364

約数の個数: 48

約数和(自身を含む): 129994200

約数和(自身を除く): 80329760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 25339, 50678, 101356, 126695, 177373, 202712, 253390, 354746, 506780, 709492, 886865, 1013560, 1241611, 1418984, 1773730, 2483222, 3547460, 4966444, 6208055, 7094920, 9932888, 12416110, 24832220, 49664440]

約数ペア:

[(1, 49664440), (2, 24832220), (4, 12416110), (5, 9932888), (7, 7094920), (8, 6208055), (10, 4966444), (14, 3547460), (20, 2483222), (28, 1773730), (35, 1418984), (40, 1241611), (49, 1013560), (56, 886865), (70, 709492), (98, 506780), (140, 354746), (196, 253390), (245, 202712), (280, 177373), (392, 126695), (490, 101356), (980, 50678), (1960, 25339)]