49790860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^2$

素因数の和:140

約数の個数: 108

約数和(自身を含む): 129678192

約数和(自身を除く): 79887332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 47, 49, 70, 92, 94, 98, 115, 140, 161, 188, 196, 230, 235, 245, 322, 329, 460, 470, 490, 644, 658, 805, 940, 980, 1081, 1127, 1316, 1610, 1645, 2162, 2209, 2254, 2303, 3220, 3290, 4324, 4418, 4508, 4606, 5405, 5635, 6580, 7567, 8836, 9212, 10810, 11045, 11270, 11515, 15134, 15463, 21620, 22090, 22540, 23030, 30268, 30926, 37835, 44180, 46060, 50807, 52969, 61852, 75670, 77315, 101614, 105938, 108241, 151340, 154630, 203228, 211876, 216482, 254035, 264845, 309260, 355649, 432964, 508070, 529690, 541205, 711298, 1016140, 1059380, 1082410, 1422596, 1778245, 2164820, 2489543, 3556490, 4979086, 7112980, 9958172, 12447715, 24895430, 49790860]

約数ペア:

[(1, 49790860), (2, 24895430), (4, 12447715), (5, 9958172), (7, 7112980), (10, 4979086), (14, 3556490), (20, 2489543), (23, 2164820), (28, 1778245), (35, 1422596), (46, 1082410), (47, 1059380), (49, 1016140), (70, 711298), (92, 541205), (94, 529690), (98, 508070), (115, 432964), (140, 355649), (161, 309260), (188, 264845), (196, 254035), (230, 216482), (235, 211876), (245, 203228), (322, 154630), (329, 151340), (460, 108241), (470, 105938), (490, 101614), (644, 77315), (658, 75670), (805, 61852), (940, 52969), (980, 50807), (1081, 46060), (1127, 44180), (1316, 37835), (1610, 30926), (1645, 30268), (2162, 23030), (2209, 22540), (2254, 22090), (2303, 21620), (3220, 15463), (3290, 15134), (4324, 11515), (4418, 11270), (4508, 11045), (4606, 10810), (5405, 9212), (5635, 8836), (6580, 7567)]