137888968

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 307929600

約数和(自身を除く): 170040632

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 197, 203, 232, 394, 406, 431, 788, 812, 862, 1379, 1576, 1624, 1724, 2758, 3017, 3448, 5516, 5713, 6034, 11032, 11426, 12068, 12499, 22852, 24136, 24998, 39991, 45704, 49996, 79982, 84907, 87493, 99992, 159964, 169814, 174986, 319928, 339628, 349972, 594349, 679256, 699944, 1188698, 2377396, 2462303, 4754792, 4924606, 9849212, 17236121, 19698424, 34472242, 68944484, 137888968]

約数ペア:

[(1, 137888968), (2, 68944484), (4, 34472242), (7, 19698424), (8, 17236121), (14, 9849212), (28, 4924606), (29, 4754792), (56, 2462303), (58, 2377396), (116, 1188698), (197, 699944), (203, 679256), (232, 594349), (394, 349972), (406, 339628), (431, 319928), (788, 174986), (812, 169814), (862, 159964), (1379, 99992), (1576, 87493), (1624, 84907), (1724, 79982), (2758, 49996), (3017, 45704), (3448, 39991), (5516, 24998), (5713, 24136), (6034, 22852), (11032, 12499), (11426, 12068)]