391567985552

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{198109}}^1$

素因数の和:198312

約数の個数: 80

約数和(自身を含む): 817151448960

約数和(自身を除く): 425583463408

約数列:

[1, 2, 4, 8, 16, 23, 41, 46, 82, 92, 131, 164, 184, 262, 328, 368, 524, 656, 943, 1048, 1886, 2096, 3013, 3772, 5371, 6026, 7544, 10742, 12052, 15088, 21484, 24104, 42968, 48208, 85936, 123533, 198109, 247066, 396218, 494132, 792436, 988264, 1584872, 1976528, 3169744, 4556507, 8122469, 9113014, 16244938, 18226028, 25952279, 32489876, 36452056, 51904558, 64979752, 72904112, 103809116, 129959504, 186816787, 207618232, 373633574, 415236464, 596902417, 747267148, 1064043439, 1193804834, 1494534296, 2128086878, 2387609668, 2989068592, 4256173756, 4775219336, 8512347512, 9550438672, 17024695024, 24472999097, 48945998194, 97891996388, 195783992776, 391567985552]

約数ペア:

[(1, 391567985552), (2, 195783992776), (4, 97891996388), (8, 48945998194), (16, 24472999097), (23, 17024695024), (41, 9550438672), (46, 8512347512), (82, 4775219336), (92, 4256173756), (131, 2989068592), (164, 2387609668), (184, 2128086878), (262, 1494534296), (328, 1193804834), (368, 1064043439), (524, 747267148), (656, 596902417), (943, 415236464), (1048, 373633574), (1886, 207618232), (2096, 186816787), (3013, 129959504), (3772, 103809116), (5371, 72904112), (6026, 64979752), (7544, 51904558), (10742, 36452056), (12052, 32489876), (15088, 25952279), (21484, 18226028), (24104, 16244938), (42968, 9113014), (48208, 8122469), (85936, 4556507), (123533, 3169744), (198109, 1976528), (247066, 1584872), (396218, 988264), (494132, 792436)]