8872760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 21833280

約数和(自身を除く): 12960520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 113, 130, 151, 226, 260, 302, 452, 520, 565, 604, 755, 904, 1130, 1208, 1469, 1510, 1963, 2260, 2938, 3020, 3926, 4520, 5876, 6040, 7345, 7852, 9815, 11752, 14690, 15704, 17063, 19630, 29380, 34126, 39260, 58760, 68252, 78520, 85315, 136504, 170630, 221819, 341260, 443638, 682520, 887276, 1109095, 1774552, 2218190, 4436380, 8872760]

約数ペア:

[(1, 8872760), (2, 4436380), (4, 2218190), (5, 1774552), (8, 1109095), (10, 887276), (13, 682520), (20, 443638), (26, 341260), (40, 221819), (52, 170630), (65, 136504), (104, 85315), (113, 78520), (130, 68252), (151, 58760), (226, 39260), (260, 34126), (302, 29380), (452, 19630), (520, 17063), (565, 15704), (604, 14690), (755, 11752), (904, 9815), (1130, 7852), (1208, 7345), (1469, 6040), (1510, 5876), (1963, 4520), (2260, 3926), (2938, 3020)]