16111693720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1\times {\mathrm{487}}^1$

素因数の和:1049

約数の個数: 128

約数和(自身を含む): 38705817600

約数和(自身を除く): 22594123880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 101, 152, 190, 202, 380, 404, 431, 487, 505, 760, 808, 862, 974, 1010, 1724, 1919, 1948, 2020, 2155, 2435, 3448, 3838, 3896, 4040, 4310, 4870, 7676, 8189, 8620, 9253, 9595, 9740, 15352, 16378, 17240, 18506, 19190, 19480, 32756, 37012, 38380, 40945, 43531, 46265, 49187, 65512, 74024, 76760, 81890, 87062, 92530, 98374, 163780, 174124, 185060, 196748, 209897, 217655, 245935, 327560, 348248, 370120, 393496, 419794, 435310, 491870, 827089, 839588, 870620, 934553, 983740, 1049485, 1654178, 1679176, 1741240, 1869106, 1967480, 2098970, 3308356, 3738212, 3988043, 4135445, 4197940, 4672765, 6616712, 7476424, 7976086, 8270890, 8395880, 9345530, 15952172, 16541780, 18691060, 19940215, 21199597, 31904344, 33083560, 37382120, 39880430, 42399194, 79760860, 84798388, 105997985, 159521720, 169596776, 211995970, 402792343, 423991940, 805584686, 847983880, 1611169372, 2013961715, 3222338744, 4027923430, 8055846860, 16111693720]

約数ペア:

[(1, 16111693720), (2, 8055846860), (4, 4027923430), (5, 3222338744), (8, 2013961715), (10, 1611169372), (19, 847983880), (20, 805584686), (38, 423991940), (40, 402792343), (76, 211995970), (95, 169596776), (101, 159521720), (152, 105997985), (190, 84798388), (202, 79760860), (380, 42399194), (404, 39880430), (431, 37382120), (487, 33083560), (505, 31904344), (760, 21199597), (808, 19940215), (862, 18691060), (974, 16541780), (1010, 15952172), (1724, 9345530), (1919, 8395880), (1948, 8270890), (2020, 7976086), (2155, 7476424), (2435, 6616712), (3448, 4672765), (3838, 4197940), (3896, 4135445), (4040, 3988043), (4310, 3738212), (4870, 3308356), (7676, 2098970), (8189, 1967480), (8620, 1869106), (9253, 1741240), (9595, 1679176), (9740, 1654178), (15352, 1049485), (16378, 983740), (17240, 934553), (18506, 870620), (19190, 839588), (19480, 827089), (32756, 491870), (37012, 435310), (38380, 419794), (40945, 393496), (43531, 370120), (46265, 348248), (49187, 327560), (65512, 245935), (74024, 217655), (76760, 209897), (81890, 196748), (87062, 185060), (92530, 174124), (98374, 163780)]