71847208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 147744000

約数和(自身を除く): 75896792

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 89, 94, 113, 152, 178, 188, 226, 356, 376, 452, 712, 893, 904, 1691, 1786, 2147, 3382, 3572, 4183, 4294, 5311, 6764, 7144, 8366, 8588, 10057, 10622, 13528, 16732, 17176, 20114, 21244, 33464, 40228, 42488, 79477, 80456, 100909, 158954, 191083, 201818, 317908, 382166, 403636, 472679, 635816, 764332, 807272, 945358, 1528664, 1890716, 3781432, 8980901, 17961802, 35923604, 71847208]

約数ペア:

[(1, 71847208), (2, 35923604), (4, 17961802), (8, 8980901), (19, 3781432), (38, 1890716), (47, 1528664), (76, 945358), (89, 807272), (94, 764332), (113, 635816), (152, 472679), (178, 403636), (188, 382166), (226, 317908), (356, 201818), (376, 191083), (452, 158954), (712, 100909), (893, 80456), (904, 79477), (1691, 42488), (1786, 40228), (2147, 33464), (3382, 21244), (3572, 20114), (4183, 17176), (4294, 16732), (5311, 13528), (6764, 10622), (7144, 10057), (8366, 8588)]