661738004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{3037}}^1$

素因数の和:3168

約数の個数: 48

約数和(自身を含む): 1265752320

約数和(自身を除く): 604014316

約数列:

[1, 2, 4, 19, 38, 47, 61, 76, 94, 122, 188, 244, 893, 1159, 1786, 2318, 2867, 3037, 3572, 4636, 5734, 6074, 11468, 12148, 54473, 57703, 108946, 115406, 142739, 185257, 217892, 230812, 285478, 370514, 570956, 741028, 2712041, 3519883, 5424082, 7039766, 8707079, 10848164, 14079532, 17414158, 34828316, 165434501, 330869002, 661738004]

約数ペア:

[(1, 661738004), (2, 330869002), (4, 165434501), (19, 34828316), (38, 17414158), (47, 14079532), (61, 10848164), (76, 8707079), (94, 7039766), (122, 5424082), (188, 3519883), (244, 2712041), (893, 741028), (1159, 570956), (1786, 370514), (2318, 285478), (2867, 230812), (3037, 217892), (3572, 185257), (4636, 142739), (5734, 115406), (6074, 108946), (11468, 57703), (12148, 54473)]