131187980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5011}}^1$

素因数の和:5055

約数の個数: 96

約数和(自身を含む): 363750912

約数和(自身を除く): 232562932

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 77, 85, 110, 119, 140, 154, 170, 187, 220, 238, 308, 340, 374, 385, 476, 595, 748, 770, 935, 1190, 1309, 1540, 1870, 2380, 2618, 3740, 5011, 5236, 6545, 10022, 13090, 20044, 25055, 26180, 35077, 50110, 55121, 70154, 85187, 100220, 110242, 140308, 170374, 175385, 220484, 275605, 340748, 350770, 385847, 425935, 551210, 596309, 701540, 771694, 851870, 937057, 1102420, 1192618, 1543388, 1703740, 1874114, 1929235, 2385236, 2981545, 3748228, 3858470, 4685285, 5963090, 6559399, 7716940, 9370570, 11926180, 13118798, 18741140, 26237596, 32796995, 65593990, 131187980]

約数ペア:

[(1, 131187980), (2, 65593990), (4, 32796995), (5, 26237596), (7, 18741140), (10, 13118798), (11, 11926180), (14, 9370570), (17, 7716940), (20, 6559399), (22, 5963090), (28, 4685285), (34, 3858470), (35, 3748228), (44, 2981545), (55, 2385236), (68, 1929235), (70, 1874114), (77, 1703740), (85, 1543388), (110, 1192618), (119, 1102420), (140, 937057), (154, 851870), (170, 771694), (187, 701540), (220, 596309), (238, 551210), (308, 425935), (340, 385847), (374, 350770), (385, 340748), (476, 275605), (595, 220484), (748, 175385), (770, 170374), (935, 140308), (1190, 110242), (1309, 100220), (1540, 85187), (1870, 70154), (2380, 55121), (2618, 50110), (3740, 35077), (5011, 26180), (5236, 25055), (6545, 20044), (10022, 13090)]