1640676885

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{11677}}^1$

素因数の和:11750

約数の個数: 64

約数和(自身を含む): 3026937600

約数和(自身を除く): 1386260715

約数列:

[1, 3, 5, 15, 17, 19, 29, 51, 57, 85, 87, 95, 145, 255, 285, 323, 435, 493, 551, 969, 1479, 1615, 1653, 2465, 2755, 4845, 7395, 8265, 9367, 11677, 28101, 35031, 46835, 58385, 140505, 175155, 198509, 221863, 338633, 595527, 665589, 992545, 1015899, 1109315, 1693165, 2977635, 3327945, 3771671, 5079495, 5756761, 6434027, 11315013, 17270283, 18858355, 19302081, 28783805, 32170135, 56575065, 86351415, 96510405, 109378459, 328135377, 546892295, 1640676885]

約数ペア:

[(1, 1640676885), (3, 546892295), (5, 328135377), (15, 109378459), (17, 96510405), (19, 86351415), (29, 56575065), (51, 32170135), (57, 28783805), (85, 19302081), (87, 18858355), (95, 17270283), (145, 11315013), (255, 6434027), (285, 5756761), (323, 5079495), (435, 3771671), (493, 3327945), (551, 2977635), (969, 1693165), (1479, 1109315), (1615, 1015899), (1653, 992545), (2465, 665589), (2755, 595527), (4845, 338633), (7395, 221863), (8265, 198509), (9367, 175155), (11677, 140505), (28101, 58385), (35031, 46835)]