128270870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4547}}^1$

素因数の和:4605

約数の個数: 64

約数和(自身を含む): 293400576

約数和(自身を除く): 165129706

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 1085, 2015, 2170, 2821, 4030, 4547, 5642, 9094, 14105, 22735, 28210, 31829, 45470, 59111, 63658, 118222, 140957, 159145, 281914, 295555, 318290, 413777, 591110, 704785, 827554, 986699, 1409570, 1832441, 1973398, 2068885, 3664882, 4137770, 4933495, 9162205, 9866990, 12827087, 18324410, 25654174, 64135435, 128270870]

約数ペア:

[(1, 128270870), (2, 64135435), (5, 25654174), (7, 18324410), (10, 12827087), (13, 9866990), (14, 9162205), (26, 4933495), (31, 4137770), (35, 3664882), (62, 2068885), (65, 1973398), (70, 1832441), (91, 1409570), (130, 986699), (155, 827554), (182, 704785), (217, 591110), (310, 413777), (403, 318290), (434, 295555), (455, 281914), (806, 159145), (910, 140957), (1085, 118222), (2015, 63658), (2170, 59111), (2821, 45470), (4030, 31829), (4547, 28210), (5642, 22735), (9094, 14105)]