90876772

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1061}}^1$

素因数の和:1121

約数の個数: 72

約数和(自身を含む): 203394240

約数和(自身を除く): 112517468

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 49, 76, 92, 98, 133, 161, 196, 266, 322, 437, 532, 644, 874, 931, 1061, 1127, 1748, 1862, 2122, 2254, 3059, 3724, 4244, 4508, 6118, 7427, 12236, 14854, 20159, 21413, 24403, 29708, 40318, 42826, 48806, 51989, 80636, 85652, 97612, 103978, 141113, 170821, 207956, 282226, 341642, 463657, 564452, 683284, 927314, 987791, 1195747, 1854628, 1975582, 2391494, 3245599, 3951164, 4782988, 6491198, 12982396, 22719193, 45438386, 90876772]

約数ペア:

[(1, 90876772), (2, 45438386), (4, 22719193), (7, 12982396), (14, 6491198), (19, 4782988), (23, 3951164), (28, 3245599), (38, 2391494), (46, 1975582), (49, 1854628), (76, 1195747), (92, 987791), (98, 927314), (133, 683284), (161, 564452), (196, 463657), (266, 341642), (322, 282226), (437, 207956), (532, 170821), (644, 141113), (874, 103978), (931, 97612), (1061, 85652), (1127, 80636), (1748, 51989), (1862, 48806), (2122, 42826), (2254, 40318), (3059, 29708), (3724, 24403), (4244, 21413), (4508, 20159), (6118, 14854), (7427, 12236)]