165364240

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{907}}^1$

素因数の和:1016

約数の個数: 80

約数和(自身を含む): 401277888

約数和(自身を除く): 235913648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 53, 80, 86, 106, 172, 212, 215, 265, 344, 424, 430, 530, 688, 848, 860, 907, 1060, 1720, 1814, 2120, 2279, 3440, 3628, 4240, 4535, 4558, 7256, 9070, 9116, 11395, 14512, 18140, 18232, 22790, 36280, 36464, 39001, 45580, 48071, 72560, 78002, 91160, 96142, 156004, 182320, 192284, 195005, 240355, 312008, 384568, 390010, 480710, 624016, 769136, 780020, 961420, 1560040, 1922840, 2067053, 3120080, 3845680, 4134106, 8268212, 10335265, 16536424, 20670530, 33072848, 41341060, 82682120, 165364240]

約数ペア:

[(1, 165364240), (2, 82682120), (4, 41341060), (5, 33072848), (8, 20670530), (10, 16536424), (16, 10335265), (20, 8268212), (40, 4134106), (43, 3845680), (53, 3120080), (80, 2067053), (86, 1922840), (106, 1560040), (172, 961420), (212, 780020), (215, 769136), (265, 624016), (344, 480710), (424, 390010), (430, 384568), (530, 312008), (688, 240355), (848, 195005), (860, 192284), (907, 182320), (1060, 156004), (1720, 96142), (1814, 91160), (2120, 78002), (2279, 72560), (3440, 48071), (3628, 45580), (4240, 39001), (4535, 36464), (4558, 36280), (7256, 22790), (9070, 18232), (9116, 18140), (11395, 14512)]