141997180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{977}}^1$

素因数の和:1055

約数の個数: 72

約数和(自身を含む): 330743952

約数和(自身を除く): 188746772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 169, 172, 215, 260, 338, 430, 559, 676, 845, 860, 977, 1118, 1690, 1954, 2236, 2795, 3380, 3908, 4885, 5590, 7267, 9770, 11180, 12701, 14534, 19540, 25402, 29068, 36335, 42011, 50804, 63505, 72670, 84022, 127010, 145340, 165113, 168044, 210055, 254020, 330226, 420110, 546143, 660452, 825565, 840220, 1092286, 1651130, 2184572, 2730715, 3302260, 5461430, 7099859, 10922860, 14199718, 28399436, 35499295, 70998590, 141997180]

約数ペア:

[(1, 141997180), (2, 70998590), (4, 35499295), (5, 28399436), (10, 14199718), (13, 10922860), (20, 7099859), (26, 5461430), (43, 3302260), (52, 2730715), (65, 2184572), (86, 1651130), (130, 1092286), (169, 840220), (172, 825565), (215, 660452), (260, 546143), (338, 420110), (430, 330226), (559, 254020), (676, 210055), (845, 168044), (860, 165113), (977, 145340), (1118, 127010), (1690, 84022), (1954, 72670), (2236, 63505), (2795, 50804), (3380, 42011), (3908, 36335), (4885, 29068), (5590, 25402), (7267, 19540), (9770, 14534), (11180, 12701)]