80648490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{15907}}^1$

素因数の和:15943

約数の個数: 48

約数和(自身を含む): 209603808

約数和(自身を除く): 128955318

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 5070, 15907, 31814, 47721, 79535, 95442, 159070, 206791, 238605, 413582, 477210, 620373, 1033955, 1240746, 2067910, 2688283, 3101865, 5376566, 6203730, 8064849, 13441415, 16129698, 26882830, 40324245, 80648490]

約数ペア:

[(1, 80648490), (2, 40324245), (3, 26882830), (5, 16129698), (6, 13441415), (10, 8064849), (13, 6203730), (15, 5376566), (26, 3101865), (30, 2688283), (39, 2067910), (65, 1240746), (78, 1033955), (130, 620373), (169, 477210), (195, 413582), (338, 238605), (390, 206791), (507, 159070), (845, 95442), (1014, 79535), (1690, 47721), (2535, 31814), (5070, 15907)]