71290736

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21319}}^1$

素因数の和:21357

約数の個数: 40

約数和(自身を含む): 158620800

約数和(自身を除く): 87330064

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 21319, 42638, 85276, 170552, 234509, 341104, 405061, 469018, 810122, 938036, 1620244, 1876072, 3240488, 3752144, 4455671, 6480976, 8911342, 17822684, 35645368, 71290736]

約数ペア:

[(1, 71290736), (2, 35645368), (4, 17822684), (8, 8911342), (11, 6480976), (16, 4455671), (19, 3752144), (22, 3240488), (38, 1876072), (44, 1620244), (76, 938036), (88, 810122), (152, 469018), (176, 405061), (209, 341104), (304, 234509), (418, 170552), (836, 85276), (1672, 42638), (3344, 21319)]