81205584

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{41263}}^1$

素因数の和:41315

約数の個数: 40

約数和(自身を含む): 214902912

約数和(自身を除く): 133697328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 41263, 82526, 123789, 165052, 247578, 330104, 495156, 660208, 990312, 1691783, 1980624, 3383566, 5075349, 6767132, 10150698, 13534264, 20301396, 27068528, 40602792, 81205584]

約数ペア:

[(1, 81205584), (2, 40602792), (3, 27068528), (4, 20301396), (6, 13534264), (8, 10150698), (12, 6767132), (16, 5075349), (24, 3383566), (41, 1980624), (48, 1691783), (82, 990312), (123, 660208), (164, 495156), (246, 330104), (328, 247578), (492, 165052), (656, 123789), (984, 82526), (1968, 41263)]