16657406240

素因数分解:

$2^5\times 5^1\times {\mathrm{1663}}^1\times {\mathrm{62603}}^1$

素因数の和:64281

約数の個数: 48

約数和(自身を含む): 39377415168

約数和(自身を除く): 22720008928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1663, 3326, 6652, 8315, 13304, 16630, 26608, 33260, 53216, 62603, 66520, 125206, 133040, 250412, 266080, 313015, 500824, 626030, 1001648, 1252060, 2003296, 2504120, 5008240, 10016480, 104108789, 208217578, 416435156, 520543945, 832870312, 1041087890, 1665740624, 2082175780, 3331481248, 4164351560, 8328703120, 16657406240]

約数ペア:

[(1, 16657406240), (2, 8328703120), (4, 4164351560), (5, 3331481248), (8, 2082175780), (10, 1665740624), (16, 1041087890), (20, 832870312), (32, 520543945), (40, 416435156), (80, 208217578), (160, 104108789), (1663, 10016480), (3326, 5008240), (6652, 2504120), (8315, 2003296), (13304, 1252060), (16630, 1001648), (26608, 626030), (33260, 500824), (53216, 313015), (62603, 266080), (66520, 250412), (125206, 133040)]