48608980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:473

約数の個数: 72

約数和(自身を含む): 119824488

約数和(自身を除く): 71215508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 193, 196, 245, 257, 386, 490, 514, 772, 965, 980, 1028, 1285, 1351, 1799, 1930, 2570, 2702, 3598, 3860, 5140, 5404, 6755, 7196, 8995, 9457, 12593, 13510, 17990, 18914, 25186, 27020, 35980, 37828, 47285, 49601, 50372, 62965, 94570, 99202, 125930, 189140, 198404, 248005, 251860, 347207, 496010, 694414, 992020, 1388828, 1736035, 2430449, 3472070, 4860898, 6944140, 9721796, 12152245, 24304490, 48608980]

約数ペア:

[(1, 48608980), (2, 24304490), (4, 12152245), (5, 9721796), (7, 6944140), (10, 4860898), (14, 3472070), (20, 2430449), (28, 1736035), (35, 1388828), (49, 992020), (70, 694414), (98, 496010), (140, 347207), (193, 251860), (196, 248005), (245, 198404), (257, 189140), (386, 125930), (490, 99202), (514, 94570), (772, 62965), (965, 50372), (980, 49601), (1028, 47285), (1285, 37828), (1351, 35980), (1799, 27020), (1930, 25186), (2570, 18914), (2702, 17990), (3598, 13510), (3860, 12593), (5140, 9457), (5404, 8995), (6755, 7196)]