131648090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{81769}}^1$

素因数の和:81806

約数の個数: 32

約数和(自身を含む): 282597120

約数和(自身を除く): 150949030

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 81769, 163538, 408845, 572383, 817690, 1144766, 1880687, 2861915, 3761374, 5723830, 9403435, 13164809, 18806870, 26329618, 65824045, 131648090]

約数ペア:

[(1, 131648090), (2, 65824045), (5, 26329618), (7, 18806870), (10, 13164809), (14, 9403435), (23, 5723830), (35, 3761374), (46, 2861915), (70, 1880687), (115, 1144766), (161, 817690), (230, 572383), (322, 408845), (805, 163538), (1610, 81769)]