164428960

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{33151}}^1$

素因数の和:33197

約数の個数: 48

約数和(自身を含む): 401006592

約数和(自身を除く): 236577632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 33151, 66302, 132604, 165755, 265208, 331510, 530416, 663020, 1027681, 1060832, 1326040, 2055362, 2652080, 4110724, 5138405, 5304160, 8221448, 10276810, 16442896, 20553620, 32885792, 41107240, 82214480, 164428960]

約数ペア:

[(1, 164428960), (2, 82214480), (4, 41107240), (5, 32885792), (8, 20553620), (10, 16442896), (16, 10276810), (20, 8221448), (31, 5304160), (32, 5138405), (40, 4110724), (62, 2652080), (80, 2055362), (124, 1326040), (155, 1060832), (160, 1027681), (248, 663020), (310, 530416), (496, 331510), (620, 265208), (992, 165755), (1240, 132604), (2480, 66302), (4960, 33151)]